| Business | Phone |
| All City Communications Madison 53703 | (608) 282-9393 |
| Answering Innovations 25 Kessel Ct # 107, Madison 53711 | (608) 278-6799 |
| Tas Communications Inc 1050 Regent St 203, Madison 53715 | (608) 255-5181 |
| Torcom 25 Kessel Ct 107, Madison 53711 | (608) 276-0709 |
| Integrated Communications Svc 44 E Mifflin St 501, Madison 53703 | (608) 251-8008 |
| Medical Answering Svc 44 E Mifflin St, Madison 53703 | (608) 257-7191 |