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Telephone communication, except radio Businesses in Pennsylvania (SIC Code: 4813)

Search Telephone communication, except radio businesses in Pennsylvania below and click on on a business name to see details.
A T & T Corp Radnor, Pennsylvania (Delaware County)
Local and long distance telephone communications (SIC Code:481301)
Phone:
Fax:
A T & T Corp Pittsburgh, Pennsylvania (Allegheny County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 412-803-5010
Fax: 412-803-5010
A T & T Corp Pittsburgh, Pennsylvania (Allegheny County)
Local and long distance telephone communications (SIC Code:481301)
Phone:
Fax:
A T & T Corp Wayne, Pennsylvania (Delaware County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-341-5000
Fax: 610-341-5000
A Traffic Seeker Internet Service Harrisburg, Pennsylvania (Dauphin County)
Online service providers (SIC Code:481302)
Phone: 717-238-8703
Fax: 717-238-8703
Absolute Systems Inc Plymouth Meeting, Pennsylvania (Montgomery County)
Computer system selling services (SIC Code:737303)
Phone: 610-278-8535
Fax: 610-278-8535
Adondo Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-964-1500
Fax: 610-964-1500
Advanced Network Products Inc. Glenside, Pennsylvania (Montgomery County)
Communication equipment (SIC Code:506502)
Phone: 215-572-0111
Fax: 215-572-0111
Advanced State of Networking, Inc. York, Pennsylvania (York County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-757-2414
Fax: 717-757-2414
Advanced Telecom Services Inc Wayne, Pennsylvania (Delaware County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-688-6000
Fax: 610-688-6000
Advanced Web Hosting & Design Corp Exton, Pennsylvania (Chester County)
Online service providers (SIC Code:481302)
Phone: 484-875-0909
Fax: 484-875-0909
Adventure On Line Inc Transfer, Pennsylvania (Mercer County)
Online service providers (SIC Code:481302)
Phone: 724-962-5285
Fax: 724-962-5285
All Things Wireless LLC Erie, Pennsylvania ( County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Allegany Com Internet Services Inc Warren, Pennsylvania (Warren County)
Online service providers (SIC Code:481302)
Phone: 814-723-6106
Fax: 814-723-6106
American Broadband, Inc. Lemont Furnace, Pennsylvania (Fayette County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-437-1042
Fax: 724-437-1042
Answernet, Inc Willow Grove, Pennsylvania (Montgomery County)
Telephone services (SIC Code:738910)
Phone: 800-411-5777
Fax: 800-411-5777
Anysource Media, LLC Malvern, Pennsylvania (Chester County)
Online service providers (SIC Code:481302)
Phone: 610-422-2805
Fax: 610-422-2805
Armstrong Telephone Co Inc Clinton, Pennsylvania (Beaver County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Armstrong Utilities, Inc. Meadville, Pennsylvania (Crawford County)
Cable And Other Pay Television Services (SIC Code:484100)
Phone: 814-336-3171
Fax: 814-336-3171
Aspstation Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-661-6001
Fax: 412-661-6001
AT&T Corp. Lewistown, Pennsylvania (Mifflin County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-248-0193
Fax: 717-248-0193
AT&T Corp. Allentown, Pennsylvania (Lehigh County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-398-6452
Fax: 610-398-6452
AT&T Corp. Philadelphia, Pennsylvania (Philadelphia County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
AT&T Corp. Wayne, Pennsylvania (Delaware County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-687-7000
Fax: 610-687-7000
AT&T Corp. Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Atac Corporation Lock Haven, Pennsylvania (Clinton County)
Online service providers (SIC Code:481302)
Phone: 570-748-3336
Fax: 570-748-3336
Atris Incorporated Oaks, Pennsylvania (Montgomery County)
Telephone And Telegraph Apparatus (SIC Code:366100)
Phone: 484-398-4500
Fax: 484-398-4500
Atx Communications Inc King of Prussia, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Atx Communications Inc Camp Hill, Pennsylvania (Cumberland County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-303-1742
Fax: 717-303-1742
Avaya Inc Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Baha's Web Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-288-8969
Fax: 412-288-8969
Banco Enterprises, Inc. Lansdale, Pennsylvania (Montgomery County)
Computer related consulting services (SIC Code:737902)
Phone: 215-368-7060
Fax: 215-368-7060
Beacon Technologies Inc Kennett Square, Pennsylvania (Chester County)
Computer related maintenance services (SIC Code:737901)
Phone: 610-444-9008
Fax: 610-444-9008
Bedford Net Inc Bedford, Pennsylvania (Bedford County)
Online service providers (SIC Code:481302)
Phone: 814-623-7734
Fax: 814-623-7734
Bee Enterprises, Inc. Exton, Pennsylvania (Chester County)
Online service providers (SIC Code:481302)
Phone: 610-280-2274
Fax: 610-280-2274
Bentleyville Communications Corporation Bentleyville, Pennsylvania (Washington County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-239-2501
Fax: 724-239-2501
Blanchet Management PC Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-557-0109
Fax: 215-557-0109
Boyertown Telecom Services, Inc. Boyertown, Pennsylvania (Berks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-888-0309
Fax: 610-888-0309
Brad's Friendly Net, Inc. Midland, Pennsylvania (Beaver County)
Online service providers (SIC Code:481302)
Phone: 724-643-5252
Fax: 724-643-5252
Bright Plaza Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-963-1212
Fax: 412-963-1212
Broadwing Corporation Norristown, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-879-4000
Fax: 610-879-4000
Cavalier Telephone, L.L.C. Warminster, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Cawinet, Inc Lehigh Valley, Pennsylvania (Northampton County)
Online service providers (SIC Code:481302)
Phone: 610-264-7568
Fax: 610-264-7568
Cecity.com, Inc. Homestead, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-338-0366
Fax: 412-338-0366
Celerity Integrated Services, Inc. Quakertown, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-538-1600
Fax: 215-538-1600
Cellco Partnership Frackville, Pennsylvania (Schuylkill County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 570-874-1941
Fax: 570-874-1941
Cellco Partnership Hermitage, Pennsylvania (Mercer County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-347-4360
Fax: 724-347-4360
Cellco Partnership Erie, Pennsylvania (Erie County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Cellco Partnership Feasterville Trevose, Pennsylvania (Bucks County)
Telephone communication, except radio (SIC Code:481399)
Phone: 215-638-8001
Fax: 215-638-8001
Cellco Partnership Washington, Pennsylvania (Washington County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-228-5933
Fax: 724-228-5933
Centre of The Web, Inc. State College, Pennsylvania (Centre County)
Online service providers (SIC Code:481302)
Phone: 814-861-3879
Fax: 814-861-3879
Centrelearn Solutions, LLC Shrewsbury, Pennsylvania (York County)
Online service providers (SIC Code:481302)
Phone: 717-227-4655
Fax: 717-227-4655
Choice One Communications of Pennsylvania Inc. Allentown, Pennsylvania (Lehigh County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-530-0112
Fax: 610-530-0112
Choice One Communications of Pennsylvania Inc. Erie, Pennsylvania (Erie County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 814-838-3300
Fax: 814-838-3300
Choice One Communications of Pennsylvania, Inc Harrisburg, Pennsylvania (Dauphin County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-213-4278
Fax: 717-213-4278
Choice Telecommunications, Inc Myerstown, Pennsylvania (Lebanon County)
Telephone and telegraphic equipment (SIC Code:506501)
Phone: 717-866-4144
Fax: 717-866-4144
Chorus Call, Inc. Monroeville, Pennsylvania (Allegheny County)
Telephone communication, except radio (SIC Code:481399)
Phone: 412-373-6964
Fax: 412-373-6964
Citynet, Inc Pittsburgh, Pennsylvania (Allegheny County)
Information Retrieval Services (SIC Code:737500)
Phone: 412-481-5406
Fax: 412-481-5406
Comcast Business Communications Inc Plymouth Meeting, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-828-3932
Fax: 610-828-3932
Comcast Corporation Philadelphia, Pennsylvania (Philadelphia County)
Cable and other pay television services (SIC Code:484199)
Phone: 215-286-1700
Fax: 215-286-1700
Comcast of California/Pennsylvania/Utah/washington, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-771-8100
Fax: 412-771-8100
Commonwealth Telephone Company LLC Dallas, Pennsylvania (Luzerne County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Commonwealth Telephone Enterprises, Inc. Dallas, Pennsylvania (Luzerne County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 570-631-2700
Fax: 570-631-2700
Computerlynx Network Lancaster, Pennsylvania (Lancaster County)
Online service providers (SIC Code:481302)
Phone: 717-464-0232
Fax: 717-464-0232
Concurrent Technologies Corporation Johnstown, Pennsylvania (Cambria County)
Engineering Services (SIC Code:871100)
Phone: 814-269-4888
Fax: 814-269-4888
Conduit Internet Technologies, Inc. State College, Pennsylvania (Centre County)
Online service providers (SIC Code:481302)
Phone: 814-861-2152
Fax: 814-861-2152
Connectivity Systems Inc Collegeville, Pennsylvania (Montgomery County)
Systems integration services (SIC Code:737302)
Phone: 610-454-9377
Fax: 610-454-9377
Consult Dynamics Inc Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Continental Broadband Pennsylvania, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-316-7800
Fax: 412-316-7800
Corl Communications, Inc. Harrisburg, Pennsylvania (Dauphin County)
Telephone communication, except radio (SIC Code:481399)
Phone: 717-773-0043
Fax: 717-773-0043
Country I Link Richfield, Pennsylvania (Juniata County)
Online service providers (SIC Code:481302)
Phone: 717-694-3290
Fax: 717-694-3290
Cruise411.com Inc King of Prussia, Pennsylvania (Montgomery County)
Online service providers (SIC Code:481302)
Phone: 610-908-8400
Fax: 610-908-8400
CTI Networks, Inc. Mechanicsburg, Pennsylvania (Cumberland County)
Online service providers (SIC Code:481302)
Phone: 717-975-9000
Fax: 717-975-9000
Cumberland Technologies International Mechanicsburg, Pennsylvania (Cumberland County)
Online service providers (SIC Code:481302)
Phone: 717-975-9000
Fax: 717-975-9000
D&E Communications, Inc. Ephrata, Pennsylvania (Lancaster County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-733-4101
Fax: 717-733-4101
D2 Enterprises Inc Harrisburg, Pennsylvania (Dauphin County)
Online service providers (SIC Code:481302)
Phone: 717-233-2881
Fax: 717-233-2881
Daily Monitor Inc Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-293-1300
Fax: 610-293-1300
Dataq Internet Equipment Corp King of Prussia, Pennsylvania (Montgomery County)
Online service providers (SIC Code:481302)
Phone: 610-354-9070
Fax: 610-354-9070
Denver & Ephrata Telephone & Telegraph Company Ephrata, Pennsylvania (Lancaster County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-733-4101
Fax: 717-733-4101
Digital Age Communications Inc New Castle, Pennsylvania (Lawrence County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-658-3383
Fax: 724-658-3383
Divorce Source Inc Allentown, Pennsylvania (Lehigh County)
Online service providers (SIC Code:481302)
Phone: 610-820-8120
Fax: 610-820-8120
Dollar Financial Corp. Berwyn, Pennsylvania (Chester County)
Functions related to deposit banking (SIC Code:609999)
Phone: 610-296-3400
Fax: 610-296-3400
E Business Interface Inc Bethel Park, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-759-3442
Fax: 412-759-3442
E-Xpedient Holdings Usa, LLC Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-316-7800
Fax: 412-316-7800
Eastern Telephone & Telecommunications, Inc. Bethlehem, Pennsylvania (Northampton County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-867-7800
Fax: 610-867-7800
Elemica, Inc. Exton, Pennsylvania (Chester County)
Online service providers (SIC Code:481302)
Phone: 610-786-1200
Fax: 610-786-1200
Elliance Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-391-2750
Fax: 412-391-2750
Emprise Technologies, Inc Bridgeville, Pennsylvania (Allegheny County)
Computer Integrated Systems Design (SIC Code:737300)
Phone: 412-257-9060
Fax: 412-257-9060
Endy Technology Inc Adamstown, Pennsylvania (Lancaster County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-484-0301
Fax: 717-484-0301
Etg Communications Inc Erie, Pennsylvania (Erie County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 814-898-1400
Fax: 814-898-1400
Evenlink, LLC Sunbury, Pennsylvania (Northumberland County)
Online service providers (SIC Code:481302)
Phone: 717-279-2856
Fax: 717-279-2856
Fast Forward, Inc Pittsburgh, Pennsylvania ( County)
Online service providers (SIC Code:481302)
Phone:
Fax:
FBN America Inc Emmaus, Pennsylvania (Lehigh County)
Communications consulting (SIC Code:874803)
Phone: 610-928-3974
Fax: 610-928-3974
Fiber Connections Robesonia, Pennsylvania (Berks County)
Online service providers (SIC Code:481302)
Phone: 610-621-2131
Fax: 610-621-2131
Fiberlink Communications Corporation Blue Bell, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 215-664-1600
Fax: 215-664-1600
Fiberlink Communications Corporation Blue Bell, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 215-793-6647
Fax: 215-793-6647
First Communications, LLC Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Fisk Internet Services State College, Pennsylvania (Centre County)
Online service providers (SIC Code:481302)
Phone: 814-689-2059
Fax: 814-689-2059
For Speed Communications Hastings, Pennsylvania (Cambria County)
Online service providers (SIC Code:481302)
Phone: 814-948-5698
Fax: 814-948-5698
Frontier Communications Corporation Wilkes Barre, Pennsylvania (Luzerne County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 570-631-2700
Fax: 570-631-2700
Frontier Communications of Oswayo River LLC Canton, Pennsylvania (Bradford County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 814-697-6101
Fax: 814-697-6101
Frontier Communications of Pennsylvania LLC New Holland, Pennsylvania (Lancaster County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-355-7000
Fax: 717-355-7000
Full Service Computing Corporation Philadelphia, Pennsylvania (Philadelphia County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 412-745-9000
Fax: 412-745-9000
Full Service Computing Corporation Pittsburgh, Pennsylvania (Allegheny County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 412-745-9000
Fax: 412-745-9000
Future Health Inc Newtown, Pennsylvania (Bucks County)
Online service providers (SIC Code:481302)
Phone: 215-504-1700
Fax: 215-504-1700
Getwireless.net, Inc State College, Pennsylvania (Centre County)
Online service providers (SIC Code:481302)
Phone: 814-867-2100
Fax: 814-867-2100
Global Crossing North America Inc Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-788-4580
Fax: 412-788-4580
Global Link Communications, Inc. Bensalem, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-633-0300
Fax: 215-633-0300
Globalpops, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-440-2070
Fax: 412-440-2070
Gmx Internet Services Inc. Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 484-321-5207
Fax: 484-321-5207
Graphic Communication Technology Group Inc Newtown, Pennsylvania (Bucks County)
Online service providers (SIC Code:481302)
Phone: 215-579-0339
Fax: 215-579-0339
GTE Corporation York, Pennsylvania (York County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-771-5664
Fax: 717-771-5664
House To Home Ideas Collegeville, Pennsylvania (Montgomery County)
Online service providers (SIC Code:481302)
Phone: 610-409-8156
Fax: 610-409-8156
I C Group Inc Philadelphia, Pennsylvania ( County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Ibeast Business Solutions Inc. Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 484-586-0100
Fax: 484-586-0100
Idea Communication Networks Inc Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-463-6465
Fax: 215-463-6465
Iknowthat.com, Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-488-0884
Fax: 412-488-0884
Imirage Inc Breinigsville, Pennsylvania (Lehigh County)
Online service providers (SIC Code:481302)
Phone: 610-481-9000
Fax: 610-481-9000
Indigo Wireless Wellsboro, Pennsylvania (Tioga County)
Telephone and communication equipment (SIC Code:599906)
Phone: 570-723-7300
Fax: 570-723-7300
Infostructure Technology Group, LLC Wexford, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 724-934-4636
Fax: 724-934-4636
Infradapt LLC Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-825-2121
Fax: 215-825-2121
Infrahost Managed Services Inc. Leola, Pennsylvania (Lancaster County)
Online service providers (SIC Code:481302)
Phone: 717-735-7539
Fax: 717-735-7539
Inter It Doylestown, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-489-0673
Fax: 215-489-0673
Internet Capital Group Operations, Inc. Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-727-6900
Fax: 610-727-6900
Internetseer.com Corp Thornton, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-361-3000
Fax: 610-361-3000
Investor Force Holdings, Inc Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-408-3700
Fax: 610-408-3700
Invite Media Inc. Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 281-923-9417
Fax: 281-923-9417
Ironton Telephone Company Coplay, Pennsylvania (Lehigh County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-799-0225
Fax: 610-799-0225
Iserve Technologies Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-281-9930
Fax: 412-281-9930
Isit.com Inc Erie, Pennsylvania (Erie County)
Online service providers (SIC Code:481302)
Phone: 814-897-7700
Fax: 814-897-7700
J Link Inc Bloomsburg, Pennsylvania ( County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Junction Networks Inc. Newtown, Pennsylvania (Bucks County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 212-933-9190
Fax: 212-933-9190
Keystone Community Network Inc Lock Haven, Pennsylvania (Clinton County)
Prepackaged Software (SIC Code:737200)
Phone: 570-893-8111
Fax: 570-893-8111
Kit Network Cabling Inc Lebanon, Pennsylvania (Lebanon County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-274-3904
Fax: 717-274-3904
Knowledge Express Data Systems L.C. King of Prussia, Pennsylvania (Montgomery County)
Information retrieval services (SIC Code:737599)
Phone:
Fax:
Krall Communications Inc Lebanon, Pennsylvania (Lebanon County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-866-4740
Fax: 717-866-4740
Lackawaxen Telecommunications Services, Inc. Rowland, Pennsylvania (Pike County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 570-685-7111
Fax: 570-685-7111
Lanconnect, Inc. Norristown, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-272-2044
Fax: 610-272-2044
Last Mile, Inc. Lebanon, Pennsylvania (Lebanon County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-270-1979
Fax: 717-270-1979
Laurel Highland Telephone Acme, Pennsylvania (Westmoreland County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-455-8201
Fax: 724-455-8201
Laurel Highland Telephone Co Indian Head, Pennsylvania (Fayette County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-455-2412
Fax: 724-455-2412
Laurel Highland Telephone Co Stahlstown, Pennsylvania (Westmoreland County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-593-2411
Fax: 724-593-2411
Lazerpro Digital Media Group Inc State College, Pennsylvania (Centre County)
Reproduction services, motion picture production (SIC Code:781902)
Phone: 814-238-6201
Fax: 814-238-6201
Ldp, Inc. West Hazleton, Pennsylvania (Luzerne County)
Prepackaged Software (SIC Code:737200)
Phone: 570-455-8511
Fax: 570-455-8511
Level 3 Communications, Inc. Philadelphia, Pennsylvania (Philadelphia County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-829-4700
Fax: 215-829-4700
Level 3 Communications, Inc. Norristown, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-879-4036
Fax: 610-879-4036
Level 3 Communications, LLC Coudersport, Pennsylvania (Potter County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 814-260-2420
Fax: 814-260-2420
Level 3 Communications, LLC Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-770-9200
Fax: 412-770-9200
Level 3 Communications, LLC Philadelphia, Pennsylvania (Philadelphia County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-966-2748
Fax: 215-966-2748
Level 3 Communications, LLC Pittston, Pennsylvania (Luzerne County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 570-300-2900
Fax: 570-300-2900
Level 3 Communications, LLC Bala Cynwyd, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-785-5000
Fax: 610-785-5000
Level 3 Communications, LLC Canonsburg, Pennsylvania (Washington County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-743-9888
Fax: 724-743-9888
Level 3 Communications, LLC State College, Pennsylvania (Centre County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 814-689-1400
Fax: 814-689-1400
Line Systems, Inc. West Chester, Pennsylvania (Chester County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-355-9700
Fax: 610-355-9700
Linequest Communications Washington, Pennsylvania (Washington County)
Communications consulting (SIC Code:874803)
Phone: 724-222-2750
Fax: 724-222-2750
Link Nittany Inc Lemoyne, Pennsylvania (Cumberland County)
Online service providers (SIC Code:481302)
Phone: 717-737-8848
Fax: 717-737-8848
Lockheed Martin Corporation Philadelphia, Pennsylvania (Philadelphia County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Long Consulting Services Phoenixville, Pennsylvania (Chester County)
Computer software development and applications (SIC Code:737103)
Phone: 610-917-1222
Fax: 610-917-1222
Lynda Ferguson-Kutys Clifton Heights, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 484-461-3337
Fax: 484-461-3337
Metzger Associates, Inc. Easton, Pennsylvania (Northampton County)
Online service providers (SIC Code:481302)
Phone: 610-252-3458
Fax: 610-252-3458
Mier Consulting, L.L.C. Kunkletown, Pennsylvania (Monroe County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-295-5132
Fax: 610-295-5132
Miller Communications, Inc. Allison Park, Pennsylvania (Allegheny County)
Communications specialization (SIC Code:173103)
Phone: 412-781-5000
Fax: 412-781-5000
Mobility By Design LLC Gettysburg, Pennsylvania (Adams County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-338-9094
Fax: 717-338-9094
Multimedia Training Solutions Inc Newtown, Pennsylvania (Bucks County)
Online service providers (SIC Code:481302)
Phone: 215-369-8644
Fax: 215-369-8644
National Telecom Services Inc Canonsburg, Pennsylvania ( County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Net Professors Inc Philipsburg, Pennsylvania (Centre County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Net Works Inc Erie, Pennsylvania (Erie County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 814-833-0200
Fax: 814-833-0200
Netcarrier, Inc. Lansdale, Pennsylvania (Montgomery County)
Online service providers (SIC Code:481302)
Phone: 888-575-4754
Fax: 888-575-4754
Netexus Technologies Inc Lebanon, Pennsylvania (Lebanon County)
Design services (SIC Code:738918)
Phone: 717-270-7211
Fax: 717-270-7211
Netpanel Carlisle, Pennsylvania (Cumberland County)
Online service providers (SIC Code:481302)
Phone: 717-243-4424
Fax: 717-243-4424
Network Management Ltd Newtown, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-598-7770
Fax: 215-598-7770
Nidhog Inc Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-661-5917
Fax: 412-661-5917
Norstar Telecommunications Wilkes Barre, Pennsylvania (Luzerne County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 570-822-5131
Fax: 570-822-5131
North Pittsburg Telephone Company Gibsonia, Pennsylvania (Allegheny County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-443-9600
Fax: 724-443-9600
North Pittsburgh Telephone Company Gibsonia, Pennsylvania (Allegheny County)
Telephone services (SIC Code:738910)
Phone: 724-443-9531
Fax: 724-443-9531
Norvada, Inc. Wilkes Barre, Pennsylvania (Luzerne County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 570-822-3996
Fax: 570-822-3996
Nvision Inc Allentown, Pennsylvania (Lehigh County)
Online service providers (SIC Code:481302)
Phone: 610-366-2111
Fax: 610-366-2111
P C S Corp Wexford, Pennsylvania ( County)
Online service providers (SIC Code:481302)
Phone:
Fax:
Paetec Bethlehem, Pennsylvania (Northampton County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 484-893-1000
Fax: 484-893-1000
Paetec Communications, Inc. Bala Cynwyd, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-238-1000
Fax: 610-238-1000
Paetec Communications, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-250-1000
Fax: 412-250-1000
Pair Networks, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Information Retrieval Services (SIC Code:737500)
Phone: 412-381-7247
Fax: 412-381-7247
Pegasus Rural Broadband, LLC Bala Cynwyd, Pennsylvania ( County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Pencor Services, Inc. Palmerton, Pennsylvania (Carbon County)
Newspapers (SIC Code:271199)
Phone: 610-826-2552
Fax: 610-826-2552
Pennsylvania Telephone Products Company, Inc. Lemoyne, Pennsylvania (Cumberland County)
Telephone and communication equipment (SIC Code:599906)
Phone: 717-763-1400
Fax: 717-763-1400
Post Destiny, Inc. Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-687-9195
Fax: 610-687-9195
Power Design Inc Wayne, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-688-3581
Fax: 610-688-3581
Ppl Corporation Allentown, Pennsylvania (Lehigh County)
Electric services (SIC Code:491199)
Phone: 610-774-5151
Fax: 610-774-5151
Practical Options Group Inc Narberth, Pennsylvania (Montgomery County)
Online service providers (SIC Code:481302)
Phone: 610-668-1910
Fax: 610-668-1910
Prime Computer Systems, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Systems integration services (SIC Code:737302)
Phone: 412-344-5555
Fax: 412-344-5555
Proxicast LLC Glenshaw, Pennsylvania (Allegheny County)
Systems integration services (SIC Code:737302)
Phone: 412-213-2477
Fax: 412-213-2477
Pulsenet Washington, Pennsylvania (Washington County)
Information Retrieval Services (SIC Code:737500)
Phone: 724-225-5200
Fax: 724-225-5200
Pymatuning Independent Telephone Co Inc Greenville, Pennsylvania (Mercer County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-646-5321
Fax: 724-646-5321
Qcol, Inc. Markleysburg, Pennsylvania (Fayette County)
Online service providers (SIC Code:481302)
Phone: 724-329-1121
Fax: 724-329-1121
Quadisco Inc Downingtown, Pennsylvania (Chester County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-269-4760
Fax: 610-269-4760
Quantum Think Corp Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-592-8072
Fax: 215-592-8072
Quotescout Corp Berwyn, Pennsylvania (Chester County)
Online service providers (SIC Code:481302)
Phone: 610-902-3973
Fax: 610-902-3973
Rcn Corporation Philadelphia, Pennsylvania (Philadelphia County)
Cable And Other Pay Television Services (SIC Code:484100)
Phone: 484-399-3000
Fax: 484-399-3000
Realtime Media, Inc King of Prussia, Pennsylvania (Montgomery County)
Online service providers (SIC Code:481302)
Phone: 610-337-3600
Fax: 610-337-3600
Renuitnow, Inc Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-331-7396
Fax: 215-331-7396
Ritting Communications Inc King of Prussia, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-265-5600
Fax: 610-265-5600
Salsgiver, Inc. Freeport, Pennsylvania (Armstrong County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-295-1970
Fax: 724-295-1970
Sarver's Output Services Inc Monroeton, Pennsylvania (Bradford County)
Online service providers (SIC Code:481302)
Phone: 570-364-5066
Fax: 570-364-5066
Service Electric Cablevision, Inc. Birdsboro, Pennsylvania (Berks County)
Cable and other pay television services (SIC Code:484199)
Phone: 610-582-5317
Fax: 610-582-5317
Shared Technologies Inc. Norristown, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-666-9400
Fax: 610-666-9400
South Canaan Telephone Co Inc South Canaan, Pennsylvania (Wayne County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 570-937-4114
Fax: 570-937-4114
Starusa.net Old Forge, Pennsylvania (Lackawanna County)
Online service providers (SIC Code:481302)
Phone: 570-457-5727
Fax: 570-457-5727
State College Central State College, Pennsylvania (Centre County)
Computer Integrated Systems Design (SIC Code:737300)
Phone: 814-237-0566
Fax: 814-237-0566
Sunesys, LLC Canonsburg, Pennsylvania (Washington County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-942-9850
Fax: 724-942-9850
Sunshine Communications Audubon, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-666-7007
Fax: 610-666-7007
Symago LLC Fairfield, Pennsylvania (Adams County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-642-9812
Fax: 717-642-9812
Technology Solutions Group, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-349-1160
Fax: 412-349-1160
Techone Media Inc Pittsburgh, Pennsylvania (Allegheny County)
Business Consulting Services, Not Elsewhere Classified (SIC Code:874800)
Phone: 412-441-5520
Fax: 412-441-5520
Telecommunications Technical Consultants Fairfield, Pennsylvania (Adams County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-642-5400
Fax: 717-642-5400
Telepass Communication Inc Bala Cynwyd, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-667-6787
Fax: 610-667-6787
Telephone Diagnostic Services Inc Norristown, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-783-7005
Fax: 610-783-7005
The Indiana Printing and Publishing Company Indiana, Pennsylvania (Indiana County)
Computer Processing And Data Preparation And Processing Services (SIC Code:737400)
Phone: 724-463-0105
Fax: 724-463-0105
The Internet Place Inc Berwick, Pennsylvania (Columbia County)
Online service providers (SIC Code:481302)
Phone: 570-759-1753
Fax: 570-759-1753
The Media Bureau Inc Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-592-1242
Fax: 215-592-1242
The Northeastern Pennsylvania Telephone Corp Forest City, Pennsylvania (Susquehanna County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 570-785-3131
Fax: 570-785-3131
The Sytex Group Inc Doylestown, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-348-3395
Fax: 215-348-3395
The Telephone Man Inc Avondale, Pennsylvania (Chester County)
Communications specialization (SIC Code:173103)
Phone: 610-268-0277
Fax: 610-268-0277
The Wireless Authority Inc Lemoyne, Pennsylvania (Cumberland County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-635-7300
Fax: 717-635-7300
Thundercon Productions Smithton, Pennsylvania (Westmoreland County)
Online service providers (SIC Code:481302)
Phone: 724-872-0406
Fax: 724-872-0406
Towne Answering Service Inc Souderton, Pennsylvania (Montgomery County)
Telephone services (SIC Code:738910)
Phone: 215-723-4316
Fax: 215-723-4316
Travnar, Inc. Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-496-0605
Fax: 215-496-0605
Tri-State Telecommunications Inc. Bristol, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-785-2565
Fax: 215-785-2565
Truenet, Inc. West Chester, Pennsylvania (Chester County)
Online service providers (SIC Code:481302)
Phone: 610-429-8300
Fax: 610-429-8300
U U Net York, Pennsylvania (York County)
Online service providers (SIC Code:481302)
Phone: 717-600-2403
Fax: 717-600-2403
United Biosource Corporation Blue Bell, Pennsylvania (Montgomery County)
Urban planning and consulting services (SIC Code:874802)
Phone: 215-591-2880
Fax: 215-591-2880
Universal of Medford Inc Marcus Hook, Pennsylvania (Delaware County)
Online service providers (SIC Code:481302)
Phone: 610-364-2355
Fax: 610-364-2355
Uplink America Inc. Furlong, Pennsylvania (Bucks County)
Online service providers (SIC Code:481302)
Phone: 215-794-9371
Fax: 215-794-9371
USA Choice Internet Services Llc Oil City, Pennsylvania (Venango County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 814-678-8831
Fax: 814-678-8831
Usa, Tek Inc Vandergrift, Pennsylvania (Westmoreland County)
Online service providers (SIC Code:481302)
Phone: 724-568-9969
Fax: 724-568-9969
Velocity Net Corry, Pennsylvania (Erie County)
Online service providers (SIC Code:481302)
Phone: 814-663-9111
Fax: 814-663-9111
Venus Telephone Corporation Venus, Pennsylvania (Venango County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 814-354-2192
Fax: 814-354-2192
Verizon Business Global LLC Pittsburgh, Pennsylvania (Allegheny County)
Local and long distance telephone communications (SIC Code:481301)
Phone:
Fax:
Verizon Business Global LLC Philadelphia, Pennsylvania (Philadelphia County)
Telephone communication, except radio (SIC Code:481399)
Phone: 732-885-4000
Fax: 732-885-4000
Verizon Business Global LLC King of Prussia, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-254-8100
Fax: 610-254-8100
Verizon Business Global LLC Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-494-9440
Fax: 412-494-9440
Verizon Business Network Services Inc. Bala Cynwyd, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-257-5700
Fax: 610-257-5700
Verizon Business Network Services Inc. Harrisburg, Pennsylvania (Dauphin County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-558-1620
Fax: 717-558-1620
Verizon Communications Inc. Hazleton, Pennsylvania (Luzerne County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 570-459-4151
Fax: 570-459-4151
Verizon Communications Inc. Fort Washington, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-408-4690
Fax: 215-408-4690
Verizon Communications Inc. Hershey, Pennsylvania (Dauphin County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 717-534-9468
Fax: 717-534-9468
Verizon Communications Inc. Souderton, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-723-0034
Fax: 215-723-0034
Verizon Communications Inc. Pittsburgh, Pennsylvania (Allegheny County)
Local and long distance telephone communications (SIC Code:481301)
Phone:
Fax:
Verizon Communications Inc. Camp Hill, Pennsylvania (Cumberland County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-777-5110
Fax: 717-777-5110
Verizon Communications Inc. Washington, Pennsylvania (Washington County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-746-8400
Fax: 724-746-8400
Verizon Communications Inc. Bridgeville, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-221-0030
Fax: 412-221-0030
Verizon Communications Inc. Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-633-4027
Fax: 412-633-4027
Verizon Communications Inc. Easton, Pennsylvania (Northampton County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-250-0021
Fax: 610-250-0021
Verizon Communications Inc. Norristown, Pennsylvania (Montgomery County)
Telephone communication, except radio (SIC Code:481399)
Phone: 610-539-6382
Fax: 610-539-6382
Verizon Pennsylvania Inc Lancaster, Pennsylvania (Lancaster County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-299-8401
Fax: 717-299-8401
Verizon Pennsylvania Inc Greensburg, Pennsylvania (Westmoreland County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-832-2050
Fax: 724-832-2050
Verizon Pennsylvania Inc Allentown, Pennsylvania (Lehigh County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-466-9900
Fax: 215-466-9900
Verizon Pennsylvania Inc Paoli, Pennsylvania (Chester County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-251-2600
Fax: 610-251-2600
Verizon Pennsylvania Inc Pittsburgh, Pennsylvania (Allegheny County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 412-825-6800
Fax: 412-825-6800
Verizon Pennsylvania Inc Harrisburg, Pennsylvania (Dauphin County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 717-233-0283
Fax: 717-233-0283
Verizon Pennsylvania Inc King of Prussia, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Verizon Pennsylvania Inc Doylestown, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Verizon Pennsylvania Inc New Castle, Pennsylvania (Lawrence County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-656-5230
Fax: 724-656-5230
Verizon Pennsylvania Inc Levittown, Pennsylvania (Bucks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-949-6140
Fax: 215-949-6140
Verizon Services Corp Bradford, Pennsylvania (McKean County)
Communications specialization (SIC Code:173103)
Phone: 814-368-2150
Fax: 814-368-2150
Verizon Services Corp Conshohocken, Pennsylvania (Montgomery County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Versimark, Inc. Reading, Pennsylvania (Berks County)
Online service providers (SIC Code:481302)
Phone: 877-837-7462
Fax: 877-837-7462
Vodac Inc Exton, Pennsylvania (Chester County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-430-2052
Fax: 610-430-2052
Voice FX LLC Plymouth Meeting, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-941-1000
Fax: 610-941-1000
Voipstreet, Inc. Pittsburgh, Pennsylvania (Allegheny County)
Online service providers (SIC Code:481302)
Phone: 412-440-2070
Fax: 412-440-2070
Vqc Designs LLC Harrisburg, Pennsylvania (Dauphin County)
Computer processing services (SIC Code:737401)
Phone: 717-329-9967
Fax: 717-329-9967
Web Marketing Holdings Inc Harrisburg, Pennsylvania (Dauphin County)
Online service providers (SIC Code:481302)
Phone: 717-346-3600
Fax: 717-346-3600
Werkbot Studios Erie, Pennsylvania ( County)
Online service providers (SIC Code:481302)
Phone:
Fax:
West Realty Land and Development Company Allison Park, Pennsylvania (Allegheny County)
Land Subdividers And Developers, Except Cemeteries (SIC Code:655200)
Phone: 412-487-5900
Fax: 412-487-5900
Winbeam Incorporated Apollo, Pennsylvania (Westmoreland County)
Online service providers (SIC Code:481302)
Phone: 814-940-1960
Fax: 814-940-1960
Windstream Communications Export, Pennsylvania (Westmoreland County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 724-733-3120
Fax: 724-733-3120
Worldgate Communications, Inc. Trevose, Pennsylvania (Bucks County)
Telephone communication, except radio (SIC Code:481399)
Phone: 215-354-5100
Fax: 215-354-5100
X-Pert Communications, Inc. State College, Pennsylvania (Centre County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 814-861-0651
Fax: 814-861-0651
Xanadoo Wireless Company Bala Cynwyd, Pennsylvania ( County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone:
Fax:
Xo Communications, LLC Reading, Pennsylvania (Berks County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-332-1234
Fax: 610-332-1234
Xo Communications, LLC Philadelphia, Pennsylvania (Philadelphia County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 215-599-1234
Fax: 215-599-1234
Xo Communications, LLC Conshohocken, Pennsylvania (Montgomery County)
Local and long distance telephone communications (SIC Code:481301)
Phone: 610-862-5224
Fax: 610-862-5224
Xo Communications, LLC Allentown, Pennsylvania (Lehigh County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 610-289-5900
Fax: 610-289-5900
York Internet Services Inc York, Pennsylvania (York County)
Online service providers (SIC Code:481302)
Phone: 717-505-9675
Fax: 717-505-9675
Yukon Waltz Telephone Co Inc Yukon, Pennsylvania (Westmoreland County)
Telephone Communications, Except Radiotelephone (SIC Code:481300)
Phone: 724-722-3131
Fax: 724-722-3131
Zenta Inc Philadelphia, Pennsylvania (Philadelphia County)
Online service providers (SIC Code:481302)
Phone: 215-405-2360
Fax: 215-405-2360