Area Code +1-618-(5250000...5259999) located in Carbondale, Illinois (IL), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 618 Subscriber Number From : 5250000 Subscriber Number To : 5259999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : ALLTEL - 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 : IL Region Name : Illinois City : Carbondale Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 37.7300 Longitude : -89.2200 ‹ previous : +1-618-(5249000...5249999) next › : +1-618-(5260000...5260999) Dialling Instructions For trunk calls: 0 618 5250000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 618 5250000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5250000 ~ 5259999 (Count: 10,000) Example: +1-618-5250000 / 0111-618-5250000 (1618-5250000 / 1-618-5250000) +1-618-5250001 / 0111-618-5250001 (1618-5250001 / 1-618-5250001) +1-618-5250002 / 0111-618-5250002 (1618-5250002 / 1-618-5250002) +1-618-5250003 / 0111-618-5250003 (1618-5250003 / 1-618-5250003) +1-618-5250004 / 0111-618-5250004 (1618-5250004 / 1-618-5250004) ...+1-618-xxxxxxx / 0111-618-xxxxxxx (1618-xxxxxxx / 1-618-xxxxxxx) ...+1-618-5259995 / 0111-618-5259995 (1618-5259995 / 1-618-5259995) +1-618-5259996 / 0111-618-5259996 (1618-5259996 / 1-618-5259996) +1-618-5259997 / 0111-618-5259997 (1618-5259997 / 1-618-5259997) +1-618-5259998 / 0111-618-5259998 (1618-5259998 / 1-618-5259998) +1-618-5259999 / 0111-618-5259999 (1618-5259999 / 1-618-5259999)