Area Code +1-231-(4252000...4252999) located in Ludington, 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 : 4252000 Subscriber Number To : 4252999 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 : Ludington Timezone : America/Detroit Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 43.9600 Longitude : -86.4500 ‹ previous : +1-231-(4251000...4251999) next › : +1-231-(4253000...4253999) Dialling Instructions For trunk calls: 0 231 4252000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 231 4252000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4252000 ~ 4252999 (Count: 1,000) Example: +1-231-4252000 / 0111-231-4252000 (1231-4252000 / 1-231-4252000) +1-231-4252001 / 0111-231-4252001 (1231-4252001 / 1-231-4252001) +1-231-4252002 / 0111-231-4252002 (1231-4252002 / 1-231-4252002) +1-231-4252003 / 0111-231-4252003 (1231-4252003 / 1-231-4252003) +1-231-4252004 / 0111-231-4252004 (1231-4252004 / 1-231-4252004) ...+1-231-xxxxxxx / 0111-231-xxxxxxx (1231-xxxxxxx / 1-231-xxxxxxx) ...+1-231-4252995 / 0111-231-4252995 (1231-4252995 / 1-231-4252995) +1-231-4252996 / 0111-231-4252996 (1231-4252996 / 1-231-4252996) +1-231-4252997 / 0111-231-4252997 (1231-4252997 / 1-231-4252997) +1-231-4252998 / 0111-231-4252998 (1231-4252998 / 1-231-4252998) +1-231-4252999 / 0111-231-4252999 (1231-4252999 / 1-231-4252999)