Active Prefixes in Area Code 406
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 406-261-#### | Kalispell | Wireless Numbers | New Cingular Wireles... |
| 406-262-#### | Havre | Landline Numbers | Qwest Corporation... |
| 406-263-#### | Glasgow | Landline Numbers | Sagebrush Cellular, ... |
| 406-264-#### | Fort Shaw | Landline Numbers | 3 Rivers Telephone C... |
| 406-265-#### | Havre | Landline Numbers | Qwest Corporation... |
| 406-266-#### | Not available. | Landline Numbers | Qwest Corporation... |
| 406-267-#### | Divide | Landline Numbers | Southern Montana Tel... |
| 406-268-#### | Great Falls | Landline Numbers | Qwest Corporation... |
| 406-269-#### | Saint Regis | Wireless Numbers | New Cingular Wireles... |
| 406-270-#### | Kalispell | Wireless Numbers | Cellco Partnership D... |
| 406-271-#### | Conrad | Landline Numbers | 3 Rivers Telephone C... |
| 406-272-#### | Billings | Landline Numbers | 360networks (usa) In... |
| 406-273-#### | Missoula | Landline Numbers | Qwest Corporation... |
| 406-274-#### | Missoula | Landline Numbers | At&t Local... |
| 406-275-#### | Pablo | Landline Numbers | Ronan Telephone Co.... |
| 406-276-#### | Lima | Landline Numbers | 3 Rivers Telephone C... |
| 406-277-#### | Belt | Landline Numbers | 3 Rivers Telephone C... |
| 406-278-#### | Conrad | Landline Numbers | Qwest Corporation... |
| 406-279-#### | Valier | Landline Numbers | 3 Rivers Telephone C... |
| 406-280-#### | Saint Regis | Wireless Numbers | New Cingular Wireles... |
| 406-281-#### | Billings | Landline Numbers | At&t Local... |
| 406-282-#### | Manhattan | Landline Numbers | Qwest Corporation... |
| 406-283-#### | Libby | Landline Numbers | Citizens Telecom Co ... |
| 406-284-#### | Manhattan | Landline Numbers | Qwest Corporation... |
| 406-285-#### | Three Forks | Landline Numbers | Qwest Corporation... |
| 406-286-#### | Not available. | Landline Numbers | Nemont Telephone Coo... |
| 406-287-#### | Whitehall | Landline Numbers | Qwest Corporation... |
| 406-288-#### | Drummond | Landline Numbers | Blackfoot Telephone ... |
| 406-289-#### | Conrad | Wireless Numbers | New Cingular Wireles... |
| 406-290-#### | Columbus | Landline Numbers | 360networks (usa) In... |
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 | |