| Business | Phone |
| A & M Digicomm 4730 Wynnview Dr, Friendswood 77546 | (713) 944-4200 |
| American Interconnect 508 Belmont Dr, Friendswood 77546 | (281) 482-0267 |
| Anderson Tele Com 106 Pecan Dr, Friendswood 77546 | (281) 482-5476 |
| Clear Lake Communications 16406 Barcelona Dr, Friendswood 77546 | (281) 474-3313 |
| Coin Telecom Systems 102 E Viejo Dr, Friendswood 77546 | (281) 482-4444 |
| Coss Communications 1505 Falling Leaf Dr, Friendswood 77546 | (281) 482-5123 |