Area Code +1-406-(7691000...7691999) located in Bainville, Montana (MT), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 406 Subscriber Number From : 7691000 Subscriber Number To : 7691999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : NEMONT TEL COOP Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : MT Region Name : Montana City : Bainville Timezone : America/Denver Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 48.1400 Longitude : -104.2200 ‹ previous : +1-406-(7690000...7690999) next › : +1-406-(7692000...7692999) Dialling Instructions For trunk calls: 0 406 7691000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 406 7691000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7691000 ~ 7691999 (Count: 1,000) Example: +1-406-7691000 / 0111-406-7691000 (1406-7691000 / 1-406-7691000) +1-406-7691001 / 0111-406-7691001 (1406-7691001 / 1-406-7691001) +1-406-7691002 / 0111-406-7691002 (1406-7691002 / 1-406-7691002) +1-406-7691003 / 0111-406-7691003 (1406-7691003 / 1-406-7691003) +1-406-7691004 / 0111-406-7691004 (1406-7691004 / 1-406-7691004) ...+1-406-xxxxxxx / 0111-406-xxxxxxx (1406-xxxxxxx / 1-406-xxxxxxx) ...+1-406-7691995 / 0111-406-7691995 (1406-7691995 / 1-406-7691995) +1-406-7691996 / 0111-406-7691996 (1406-7691996 / 1-406-7691996) +1-406-7691997 / 0111-406-7691997 (1406-7691997 / 1-406-7691997) +1-406-7691998 / 0111-406-7691998 (1406-7691998 / 1-406-7691998) +1-406-7691999 / 0111-406-7691999 (1406-7691999 / 1-406-7691999)