| Business | Phone |
| A & B Telecom Ctr Inc 2321 E Capitol Dr, Milwaukee 53211 | (414) 962-7887 |
| Convergent Solutions Inc 5369 N 118th Ct, Milwaukee 53225 | (414) 228-4000 |
| American Telephone Technicians 4916 S 82nd St, Milwaukee 53220 | (414) 282-2400 |
| Attalus Communications 10437 W Innovation Dr, Milwaukee 53226 | (414) 258-8115 |
| Business Telephone & Data Syst 3500 W Kiehnau Ave, Milwaukee 53209 | (414) 228-4190 |
| Capitol Communications Inc Milwaukee 53218 | (414) 466-4465 |
| Cmi Communications 6142 S 27th St, Milwaukee 53221 | (414) 282-0200 |
| Cross Telecom 7635 W Bluemound Rd 217, Milwaukee 53213 | (414) 777-1222 |
| Infinity Telecomm 8669 N Port Washington Rd, Milwaukee 53217 | (414) 352-8866 |
| Intellicom Of Wisconsin Inc 11932 W Silver Spring Dr, Milwaukee 53225 | (414) 760-7700 |
| Jjs Communications Inc 5259 N 26th St, Milwaukee 53209 | (414) 967-3300 |
| Wisconsin Wireless Comm 6738 W North Ave, Milwaukee 53213 | (414) 259-3211 |
| Tele-Port Inc 7120 W Good Hope Rd, Milwaukee 53223 | (414) 358-1921 |
| Phone Jacks & More 8304 W Denver Ave, Milwaukee 53223 | (414) 353-5257 |
| Phones-To-Own Business Systems 2263 S 108th St, Milwaukee 53227 | (414) 546-3840 |