| Business | Phone |
| Weyercomm Inc 841 Starlight Cir, Billings 59101 | (406) 254-1714 |
| Curtiss Communications Billings 59101 | (406) 256-0235 |
| Enterprise Cabling 3253 Pipestone Dr, Billings 59102 | (406) 661-4945 |
| Jkl Assoc 141 Florine Ln, Billings 59101 | (406) 248-6867 |