| Business | Phone |
| Amplidyne 16075 E 32nd Ave # A, Aurora 80011 | (303) 340-9999 |
| Cmr Telecommunications 5717 S Shawnee St, Aurora 80015 | (303) 690-4494 |
| Colorado Telephone 3000 S Jamaica Ct # 340, Aurora 80014 | (303) 750-7279 |
| Connectcomm 2865 S Waco St, Aurora 80013 | (303) 752-2830 |
| Ctec 16600 E 33rd Dr # 10, Aurora 80011 | (303) 343-1212 |
| Designed Communications Inc 1910 S Helena St, Aurora 80013 | (303) 745-4449 |
| E Walker Communications Inc 17708 E Baltic Pl, Aurora 80013 | (303) 337-2506 |
| Foneman 17954 E Iowa Dr, Aurora 80017 | (303) 337-4726 |
| Kcg Communications Aurora 80011 | (303) 364-4212 |
| Pegasus Communications Po Box 440636, Aurora 80044 | (303) 766-9600 |
| Rimrock Communication Aurora 80013 | (303) 699-4477 |
| Starpoint Enterprises 13191 E Bethany Pl, Aurora 80014 | (303) 337-2889 |
| Utc United Telephone Co Inc 10640 E Bethany Dr # D, Aurora 80014 | (303) 627-3976 |
| Total Business Communications 16797 E 2nd Ave # C101, Aurora 80011 | (720) 858-1011 |
| Universal Solutions Inc 3254 Fraser St # B, Aurora 80011 | (303) 574-9131 |
| Telephone Warehouse 1448 S Zeno Way, Aurora 80017 | (303) 343-6060 |