Four Corners, MT Area Code
Four Corners, Montana (population 5,562) uses area code 406.
Four Corners has no telephone exchange of its own in NANPA records; it is served by the Gallatin Gateway exchange about 9.2 km away.
Carriers with Four Corners numbers
2 prefixes are assigned to the Gallatin Gateway exchange: 0% mobile, 50% VoIP and cable, 50% landline.
| Carrier | Prefixes |
|---|---|
| Onvoy (Sinch) | 1 |
| Lumen (Qwest) | 1 |
Area codes used in Four Corners
| Area code | Prefixes serving Four Corners | Main carriers in this code |
|---|---|---|
| 406 | 2 | Lumen (Qwest), Verizon Wireless, AT&T Mobility |
Four Corners phone number prefixes
Numbers starting with these first six digits were originally assigned to the Gallatin Gateway exchange.
406-518Onvoy (Sinch)406-763Lumen (Qwest)
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 Four Corners, MT?
- The area code for Four Corners, Montana is 406.
- What time zone is Four Corners in?
- Four Corners is in the Mountain time zone.