Sidney, MT Area Code
Sidney, Montana (population 6,217) uses area code 406.
Carriers with Sidney numbers
9 prefixes are assigned to the Sidney exchange: 44% mobile, 22% VoIP and cable, 33% landline.
| Carrier | Prefixes |
|---|---|
| Verizon Wireless | 3 |
| Mid-Rivers Telephone Cooperative | 2 |
| Lumen (Level 3) | 2 |
| Lumen (Qwest) | 1 |
| AT&T Mobility | 1 |
Area codes used in Sidney
| Area code | Prefixes serving Sidney | Main carriers in this code |
|---|---|---|
| 406 | 9 | Lumen (Qwest), Verizon Wireless, AT&T Mobility |
Sidney phone number prefixes
Numbers starting with these first six digits were originally assigned to the Sidney exchange.
406-433Mid-Rivers Telephone Cooperative406-478Verizon Wireless406-480Verizon Wireless406-482Lumen (Qwest)406-488Mid-Rivers Telephone Cooperative406-489AT&T Mobility406-630Lumen (Level 3)406-943Lumen (Level 3)406-973Verizon Wireless
Nearby cities in area code 406
- Billings
- Missoula
- Great Falls
- Bozeman
- Butte-Silver Bow
- Helena
- Kalispell
- Belgrade
- Anaconda-Deer Lodge County
- Helena Valley Southeast
- Whitefish
- Livingston
Questions
- What is the area code for Sidney, MT?
- The area code for Sidney, Montana is 406.
- What time zone is Sidney in?
- Sidney is in the Mountain time zone.