| Company | Category | Area | Address | Web | E-mail | Contact person |
| TELEPORT | Nonclassified Establishments | Massachusetts | 800 W CUMMINGS PARK, WOBURN, Middlesex, Massachusetts, 01801-6372, USA |
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| TELEPORT CHCG-MIDWESTERN RELAY | Communication Services | Illinois | 3617 OAKTON ST, SKOKIE, Cook, Illinois, 60076-3404, USA |
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Dave Pritchard |
| TELEPORT COMMUNICATIONS | Communications Svs | Colorado | 8201 E PACIFIC PL, DENVER, Arapahoe, Colorado, 80231-3221, USA |
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| TELEPORT COMMUNICATIONS | Communications | Colorado | 8201 E PACIFIC PL, DENVER, Denver, Colorado, 80231-3221, USA |
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| TELEPORT COMMUNICATIONS | Communications | Maryland | 600 LIGHT ST, BALTIMORE, Baltimore City, Maryland, 21230-3856, USA |
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| TELEPORT COMMUNICATIONS | Communications Svs | California | 300 S HARBOR BLVD, ANAHEIM, Orange, California, 92805-3733, USA |
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| TELEPORT COMMUNICATIONS GRO UP | Telephone Communications | Michigan | 25189 LAHSER RD, SOUTHFIELD, Oakland, Michigan, 48033-5869, USA |
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Donna Stoner |
| TELEPORT COMMUNICATIONS GROUP | Communications | Colorado | 3129 28TH ST, BOULDER, Boulder, Colorado, 80301-1315, USA |
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| TELEPORT COMMUNICATIONS GROUP | Communications Svs | Colorado | 3129 28TH ST, BOULDER, Boulder, Colorado, 80301-1315, USA |
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| TELEPORT COMMUNICATIONS GROUP | Communications Svs | Florida | 990 NE 125TH ST, NORTH MIAMI, Miami-Dade, Florida, 33161-5714, USA |
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