| Business | Phone |
| Ability Voice & Data Comm 7221 S Staples St, Corpus Christi 78413 | (361) 993-4433 |
| Ace Communications 4455 S Padre Island Dr 47, Corpus Christi 78411 | (361) 994-1405 |
| Valtel Communications 14300 S Spid Dr 128, Corpus Christi 78418 | (361) 949-1488 |
| X O One 800 N Shoreline Blvd 10ll, Corpus Christi 78401 | (361) 880-5656 |
| B & R Telephone Svc 7206 Saint James Ct, Corpus Christi 78413 | (361) 992-8300 |
| Telephone Connection 1356 Teague Ln 57, Corpus Christi 78410 | (361) 241-6300 |
| Telephone Express Svc 4533 Snead Dr, Corpus Christi 78413 | (361) 814-7464 |
| Silver Communications 1041 Meadowbrook Dr, Corpus Christi 78412 | (361) 225-3229 |
| Sparrow Telecom Corp 3702 Apollo Rd A, Corpus Christi 78413 | (361) 855-4197 |
| Communications Plus 4722 Everhart Rd # B, Corpus Christi 78411 | (361) 994-7514 |
| Dods & Assoc 500 N Water St, Corpus Christi 78471 | (361) 883-3835 |