| Business | Phone |
| Technology Solutions 701 Brazos St, Austin 78701 | (512) 391-8000 |
| Southwest Communications Tech 1305 W Oltorf St B, Austin 78704 | (512) 447-5881 |
| Perfect Phones Austin 78745 | (512) 447-8886 |
| A T & D Svc 2001 Justin Ln, Austin 78757 | (512) 990-2400 |
| Austin Business Telephone-Data Austin 78757 | (512) 451-8255 |
| Communication Connection Austin 78750 | (512) 257-2648 |
| Capitel Communications Inc 11712 N Lamar Blvd B, Austin 78753 | (512) 836-5820 |
| Inter-Communications 3606 John Simpson Trl, Austin 78732 | (512) 266-7000 |
| Cabling Concepts 12307 Roxie Dr 213, Austin 78729 | (512) 748-9955 |
| Centex Telecom Svc 10300 Signal Hill Rd, Austin 78737 | (512) 288-1881 |
| Custom Electronic 9812 Lonsdale Dr, Austin 78729 | (512) 258-2899 |