| Business | Phone |
| Clay Communications Inc 1614 S Broadway St, Carrollton 75006 | (972) 245-8343 |
| Efi Svc 1611 N Interstate 35e 420, Carrollton 75006 | (972) 446-9513 |
| Titan Telcom Solutions 1925 E Belt Line Rd, Carrollton 75006 | (972) 416-5100 |
| Voice World 2548 Dickerson Pkwy, Carrollton 75006 | (972) 245-4950 |