Area Code +1-815-(4538000...4538999) located in Ashton, Illinois (IL), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 815 Subscriber Number From : 4538000 Subscriber Number To : 4538999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : X (X) Carrier Name : FRONTIER NORTH - 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 : Ashton Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.8700 Longitude : -89.2200 ‹ previous : +1-815-(4537000...4537999) next › : +1-815-(4539000...4539999) Dialling Instructions For trunk calls: 0 815 4538000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 815 4538000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4538000 ~ 4538999 (Count: 1,000) Example: +1-815-4538000 / 0111-815-4538000 (1815-4538000 / 1-815-4538000) +1-815-4538001 / 0111-815-4538001 (1815-4538001 / 1-815-4538001) +1-815-4538002 / 0111-815-4538002 (1815-4538002 / 1-815-4538002) +1-815-4538003 / 0111-815-4538003 (1815-4538003 / 1-815-4538003) +1-815-4538004 / 0111-815-4538004 (1815-4538004 / 1-815-4538004) ...+1-815-xxxxxxx / 0111-815-xxxxxxx (1815-xxxxxxx / 1-815-xxxxxxx) ...+1-815-4538995 / 0111-815-4538995 (1815-4538995 / 1-815-4538995) +1-815-4538996 / 0111-815-4538996 (1815-4538996 / 1-815-4538996) +1-815-4538997 / 0111-815-4538997 (1815-4538997 / 1-815-4538997) +1-815-4538998 / 0111-815-4538998 (1815-4538998 / 1-815-4538998) +1-815-4538999 / 0111-815-4538999 (1815-4538999 / 1-815-4538999)