| Business | Phone |
| Ambs Message Center Dallas 75201 | (214) 550-8061 |
| Answer Systems 9039 Katy Fwy, Dallas 75201 | (469) 232-0999 |
| Carl Wortz Assoc 2700 Flora St, Dallas 75201 | (214) 521-4111 |
| Executive Lend-A-Hand Svc 3044 Westforest Dr, Dallas 75229 | (214) 243-7197 |
| First Direct Answering 11029 Shady Trl, Dallas 75229 | (214) 358-4540 |
| Absentee Answering Svc 5646 Milton St 731, Dallas 75206 | (214) 890-1400 |
| Answertel Corp Dallas 75231 | (214) 373-2009 |
| Suite Success 13355 Noel Rd # 500, Dallas 75240 | (972) 851-7800 |
| Billy Shelton's Telephone Svc 2995 Lyndon B Johnson Fwy 200, Dallas 75234 | (972) 888-8833 |
| Telephone Answering Svc Dallas 75206 | (214) 826-9800 |
| Message Pad Dallas 75225 | (214) 692-3028 |
| Design Alliance Message Ctr Dallas 75219 | (214) 219-4200 |
| Answering Unlimited Forest Park Rd 170, Dallas 75235 | (214) 350-2441 |
| Ntc 2777 N Stemmons Fwy 700, Dallas 75207 | (214) 640-4110 |
| Octel Network Svc 17080 Dallas Pkwy, Dallas 75248 | (972) 930-2400 |
| Medical Connections 14180 Dallas Pkwy 450, Dallas 75254 | (214) 696-5258 |
| Personalized Communications 205 Centre St, Dallas 75208 | (214) 373-2200 |
| Phoneco 7900 John W Carpenter Fwy, Dallas 75247 | (214) 678-9899 |