Active Prefixes in Area Code 406
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 406-360-#### | Hamilton | Wireless Numbers | Cellco Partnership D... |
| 406-361-#### | Hamilton | Wireless Numbers | Cellco Partnership D... |
| 406-362-#### | Lincoln | Landline Numbers | Lincoln Telephone Co... |
| 406-363-#### | Hamilton | Landline Numbers | Qwest Corporation... |
| 406-364-#### | Hinsdale | Landline Numbers | Nemont Telephone Coo... |
| 406-365-#### | Glendive | Landline Numbers | Qwest Corporation... |
| 406-366-#### | Lewistown | Wireless Numbers | Cellco Partnership D... |
| 406-367-#### | North Glasgow | Landline Numbers | Nemont Telephone Coo... |
| 406-368-#### | Canyon Creek | Landline Numbers | Lincoln Telephone Co... |
| 406-369-#### | Hamilton | Wireless Numbers | New Cingular Wireles... |
| 406-370-#### | Missoula | Wireless Numbers | Cellco Partnership D... |
| 406-371-#### | Not available. | Landline Numbers | Mcimetro Access Tran... |
| 406-372-#### | Kremlin | Landline Numbers | Triangle Telephone C... |
| 406-373-#### | Billings | Landline Numbers | Qwest Corporation... |
| 406-374-#### | Moore | Landline Numbers | Central Montana Comm... |
| 406-375-#### | Hamilton | Landline Numbers | Qwest Corporation... |
| 406-376-#### | Gildford | Landline Numbers | Triangle Telephone C... |
| 406-377-#### | Glendive | Landline Numbers | Mid-rivers Telephone... |
| 406-378-#### | Big Sandy | Landline Numbers | Triangle Telephone C... |
| 406-379-#### | Turner | Landline Numbers | Triangle Telephone C... |
| 406-380-#### | Lewistown | Wireless Numbers | Cellco Partnership D... |
| 406-381-#### | Hamilton | Wireless Numbers | Cellco Partnership D... |
| 406-382-#### | Superior | Wireless Numbers | New Cingular Wireles... |
| 406-383-#### | Dodson | Landline Numbers | Central Montana Comm... |
| 406-384-#### | Billings | Landline Numbers | One Eighty Communica... |
| 406-385-#### | Not available. | Landline Numbers | Nemont Telephone Coo... |
| 406-386-#### | Hopp-Illiad | Landline Numbers | Triangle Telephone C... |
| 406-387-#### | Not available. | Landline Numbers | Centurytel Of Montan... |
| 406-388-#### | Belgrade | Landline Numbers | Qwest Corporation... |
| 406-389-#### | Not available. | Landline Numbers | Contact Communicatio... |
Area Code 406 Introduction
| Area Code: | 406 |
| Country: | United States |
| State/Province: | Montana - MT |
| Major City: | Billings |
| Time Zone: | Mountain |
| Average property | $181K |
| Average age | 56 y/o |
| Average assets | $36.9K |
| Population density | 147,040 sq mi (380,800 km2) |
| Population | 1,042,520 |
| latitude Longitude: | |
| 44° 21′ N to 49° N / 104° 2′ W to 116° 3′ W | |
| About 406 : | |
| The 406 Area Code (or Area Code 406) is located in the state of MT. Area Code 406 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 1.05 million unique phone numbers and 3.57 million individuals near the city of Billings Area code 406 was put into service. The entire state of Montana is served by area code 406. |
|
| Major cities or places | |
| Bozeman, MT>Butte-silver Bow, MT>Great Falls, MT>Helena, MT>Missoula, MT | |