| Business | Phone |
| A T & Tcits 25821 N Singbush Loop, Glendale 85310 | (623) 580-7741 |
| Aztech Telecom 6878 W Rose Garden Ln, Glendale 85308 | (623) 566-5322 |
| Dawsons Telecommunications Inc 5037 N 54th Ave # 10, Glendale 85301 | (623) 937-2048 |
| Excel Communications 5735 W Campo Bello Dr, Glendale 85308 | (602) 688-9543 |