| Business | Phone |
| Western Area Power Adm 100 E Kansas, Sidney 59270 | (406) 433-1767 |
| Wilderness Exploration Inc 115 2nd St Ne, Sidney 59270 | (406) 433-1219 |
| Upper Missouri G & T 111 2nd Ave Sw, Sidney 59270 | (406) 433-4100 |
| Boss Inc 115 2nd Ave Ne, Sidney 59270 | (406) 433-2677 |
| Caesar Anthony & The Can County Road 129, Sidney 59270 | (406) 798-3597 |
| Squaw Gap Multipurpose Center Sidney 59270 | (701) 565-2299 |
| Tesoro High Plains Pipeline E Of Sidney, Sidney 59270 | (406) 482-4841 |
| Thermal Control Systems Inc 623 8th Ave Sw, Sidney 59270 | (406) 433-1226 |
| Daniels Girls Sidney 59270 | (406) 798-3647 |
| Pro Tec Storage 120 2nd St Ne, Sidney 59270 | (406) 433-3013 |
| Finnicom's Custom Combining Highway 200, Sidney 59270 | (406) 433-7260 |
| Hiland Partners Llc West Sidney, Sidney 59270 | (406) 798-3055 |
| Matthew House 416 2nd St Nw, Sidney 59270 | (406) 488-1292 |
| Melby's Seamless Gutters Central Office, Sidney 59270 | (406) 488-1111 |