Area Code +1-231-(2038000...2038999) located in Alanson, 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 : 2038000 Subscriber Number To : 2038999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : X (X) Carrier Name : NEW CINGULAR WRLS IL 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 : Alanson Timezone : America/Detroit Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 45.4400 Longitude : -84.7900 ‹ previous : +1-231-(2037000...2037999) next › : +1-231-(2039000...2039999) Dialling Instructions For trunk calls: 0 231 2038000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 231 2038000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2038000 ~ 2038999 (Count: 1,000) Example: +1-231-2038000 / 0111-231-2038000 (1231-2038000 / 1-231-2038000) +1-231-2038001 / 0111-231-2038001 (1231-2038001 / 1-231-2038001) +1-231-2038002 / 0111-231-2038002 (1231-2038002 / 1-231-2038002) +1-231-2038003 / 0111-231-2038003 (1231-2038003 / 1-231-2038003) +1-231-2038004 / 0111-231-2038004 (1231-2038004 / 1-231-2038004) ...+1-231-xxxxxxx / 0111-231-xxxxxxx (1231-xxxxxxx / 1-231-xxxxxxx) ...+1-231-2038995 / 0111-231-2038995 (1231-2038995 / 1-231-2038995) +1-231-2038996 / 0111-231-2038996 (1231-2038996 / 1-231-2038996) +1-231-2038997 / 0111-231-2038997 (1231-2038997 / 1-231-2038997) +1-231-2038998 / 0111-231-2038998 (1231-2038998 / 1-231-2038998) +1-231-2038999 / 0111-231-2038999 (1231-2038999 / 1-231-2038999)