Area Code +1-231-(3015000...3015999) located in Hart, 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 : 3015000 Subscriber Number To : 3015999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : VERIZON WIRELESS-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 : Hart Timezone : America/Detroit Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 43.7000 Longitude : -86.3600 ‹ previous : +1-231-(3014000...3014999) next › : +1-231-(3016000...3016999) Dialling Instructions For trunk calls: 0 231 3015000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 231 3015000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3015000 ~ 3015999 (Count: 1,000) Example: +1-231-3015000 / 0111-231-3015000 (1231-3015000 / 1-231-3015000) +1-231-3015001 / 0111-231-3015001 (1231-3015001 / 1-231-3015001) +1-231-3015002 / 0111-231-3015002 (1231-3015002 / 1-231-3015002) +1-231-3015003 / 0111-231-3015003 (1231-3015003 / 1-231-3015003) +1-231-3015004 / 0111-231-3015004 (1231-3015004 / 1-231-3015004) ...+1-231-xxxxxxx / 0111-231-xxxxxxx (1231-xxxxxxx / 1-231-xxxxxxx) ...+1-231-3015995 / 0111-231-3015995 (1231-3015995 / 1-231-3015995) +1-231-3015996 / 0111-231-3015996 (1231-3015996 / 1-231-3015996) +1-231-3015997 / 0111-231-3015997 (1231-3015997 / 1-231-3015997) +1-231-3015998 / 0111-231-3015998 (1231-3015998 / 1-231-3015998) +1-231-3015999 / 0111-231-3015999 (1231-3015999 / 1-231-3015999)