Area code 406 - Wikipedia
WEBArea code 406 is the telephone area code in the North American Numbering Plan for the entire U.S. state of Montana. It has been Montana's only area code since the American Telephone and Telegraph Company created a nationwide telephone …
406 Area Code - Map, Phone Lookup, Time Zone - Wirefly
WEBArea code 406 serves the state of Montana. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 406 is a General Purpose Code. Dialing pattern for local calls within the same NPA (area code) is 7D.
406 area code — information, time zone, map
WEB406 is an area code located in the state of Montana, US. The largest city it serves is Billings. Location, time zone and map of the 406 area code
406 Area Code - Location, Time, Map, Cities and Census Data - ZIP-Codes.com
WEBSep 1, 2024 · 406 Area Code located in Montana, including 236 cities, 56 counties, 1 time zone, map, Census demographics, and 696 active prefixes.
406 Area Code ☎️ Location, Time Zone, & Phone Lookup - Spokeo
WEBThe 406 Area Code is located in the state of Montana. Area Code 406 is one of the 269 three-digit telephone area codes in the USA. It covers roughly 7,439,793 unique phone numbers and 630,313 individuals near the cities of Billings, Missoula, and Great Falls.
Where Is The 406 Area Code Located? City Guide | State | Location
WEBArea code 406 is the area code for the entire state of Montana. Area code 406 was put into place on January 1, 1947. Area code 406 is located in the Mountain Time Zone and covers 56 counties of Montana. Billings is the largest city in Montana and is the county seat of Yellowstone County.
Area Code 406 - Map, time zone, and phone lookup - CallerCenter
WEBKey Facts: - 1947: Area code 406 was put into service, covering the entire state of Montana. - 2021: Transition to ten-digit dialing implemented due to the designation of 988 as the dialing code for the National Suicide Prevention Lifeline.
Area Code 406
WEBLookup information on Area Code 406 - get demographic, NPA NXX, and other data by area code.
406 Area Code - USA.com™
WEBWhere is 406 area code? Area code 406 is the area code for Montana. It is Montana's only area code. Cities that use 406 area code and a coverage map included as well.
Area code 406 - Simple English Wikipedia, the free encyclopedia
WEBArea code 406 is an area code for Montana. It was one of the first area codes created in 1947. It still covers the entire state of Montana. It is one of the longest area codes to cover the entire state without being split or overlaid.
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