Area Code +1-231-(4321000...4321999) located in Northport, Michigan (MI), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 231 Subscriber Number From : 4321000 Subscriber Number To : 4321999 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 : ACD TELECOM INC MI 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 : MI Region Name : Michigan City : Northport Timezone : America/Detroit Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 45.1300 Longitude : -85.6200 ‹ previous : +1-231-(4320000...4320999) next › : +1-231-(4322000...4322999) Dialling Instructions For trunk calls: 0 231 4321000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 231 4321000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4321000 ~ 4321999 (Count: 1,000) Example: +1-231-4321000 / 0111-231-4321000 (1231-4321000 / 1-231-4321000) +1-231-4321001 / 0111-231-4321001 (1231-4321001 / 1-231-4321001) +1-231-4321002 / 0111-231-4321002 (1231-4321002 / 1-231-4321002) +1-231-4321003 / 0111-231-4321003 (1231-4321003 / 1-231-4321003) +1-231-4321004 / 0111-231-4321004 (1231-4321004 / 1-231-4321004) ...+1-231-xxxxxxx / 0111-231-xxxxxxx (1231-xxxxxxx / 1-231-xxxxxxx) ...+1-231-4321995 / 0111-231-4321995 (1231-4321995 / 1-231-4321995) +1-231-4321996 / 0111-231-4321996 (1231-4321996 / 1-231-4321996) +1-231-4321997 / 0111-231-4321997 (1231-4321997 / 1-231-4321997) +1-231-4321998 / 0111-231-4321998 (1231-4321998 / 1-231-4321998) +1-231-4321999 / 0111-231-4321999 (1231-4321999 / 1-231-4321999)
