| Business | Phone |
| Alliant South Texas 13122 Ih 37 # 102, Corpus Christi 78410 | (361) 241-9460 |
| Magellan Pipeline 11028 Leopard St, Corpus Christi 78410 | (361) 242-7000 |
| Tennessee Pipeline Constr Co Corpus Christi 78410 | (361) 265-9991 |
| Texana Pipeline Co 317 Peoples St 206, Corpus Christi 78401 | (361) 882-7637 |
| Transcontinental Gas Pipe Line 11028 Leopard St, Corpus Christi 78410 | (361) 241-9068 |
| Butler Resources Inc 14633 Sweet Water Creek Dr, Corpus Christi 78410 | (361) 387-0850 |
| Southern Gas Marketing 500 N Shoreline Blvd 910, Corpus Christi 78471 | (361) 882-2761 |
| Citgo Products Pipeline Co 4560 Tribble Ln, Corpus Christi 78407 | (361) 884-5725 |
| Plant & Pipeline Specialties Corpus Christi 78410 | (361) 241-1008 |
| Equistar Pipline 1501 Mckinzie Rd, Corpus Christi 78410 | (361) 242-5090 |
| Exxon Mobil Pipeline Co 1638 N Lexington Blvd, Corpus Christi 78409 | (361) 289-7028 |
| Gulfstream Pipeline Co 615 Leopard St 823, Corpus Christi 78476 | (361) 882-4933 |
| Koch Pipeline Co 504 E Navigation Blvd, Corpus Christi 78402 | (361) 883-5881 |
| Koch Pipeline Co 8606 Ih 37, Corpus Christi 78409 | (361) 241-5624 |
| Koch Pipeline Co Suntide Rd, Corpus Christi 78409 | (361) 289-7301 |