| Business | Phone |
| Allis Communications Llp 1126 S 70th St, Milwaukee 53214 | (414) 453-7089 |
| Comnet Inc 10003 W Carmen Ave, Milwaukee 53225 | (414) 462-5300 |
| Ideacom Mid-America 12020 W Feerick St, Milwaukee 53222 | (414) 465-0170 |
| L G Enterprise 2821 N 4th St, Milwaukee 53212 | (414) 374-1841 |
| Telecom International Svc 3430 W National Ave, Milwaukee 53215 | (414) 383-2127 |
| Tariff Patrol 6525 W Bluemound Rd 32, Milwaukee 53213 | (414) 302-0808 |
| Taske Technology Inc 1800 E Capitol Dr 102, Milwaukee 53211 | (414) 332-6935 |