| Business | Phone |
| Alltel 50004 Clear Creek Rd, Killeen 76544 | (254) 532-1480 |
| C & W Communications 426 Gilmer St, Killeen 76541 | (254) 634-4525 |
| American Tower Corp 16969 Fm 439, Killeen 76543 | (254) 699-1512 |
| American Tower Corp 3201 Clear Creek Rd, Killeen 76549 | (254) 519-3821 |
| American Tower Corp 5303 State Highway 195, Killeen 76542 | (254) 519-7865 |
| Smart Communications Llc 3502 Water St, Killeen 76543 | (254) 699-9280 |
| General Dynamics C4 Systems 3800 Terminal Ave 3820, Killeen 76544 | (254) 532-2927 |
| Metro Net Communications 2100 S W S Young Dr, Killeen 76543 | (254) 953-4034 |
| L 3 Communications Bldg 90033, Killeen 76544 | (254) 532-8928 |
| Waco Communication 4600 Trimmier Rd, Killeen 76542 | (254) 628-2073 |