Area Code +1-217-(4385000...4385999) located in Auburn, Illinois (IL), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 217 Subscriber Number From : 4385000 Subscriber Number To : 4385999 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 : 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 : Auburn Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.5900 Longitude : -89.7500 ‹ previous : +1-217-(4384000...4384999) next › : +1-217-(4386000...4386999) Dialling Instructions For trunk calls: 0 217 4385000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 217 4385000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4385000 ~ 4385999 (Count: 1,000) Example: +1-217-4385000 / 0111-217-4385000 (1217-4385000 / 1-217-4385000) +1-217-4385001 / 0111-217-4385001 (1217-4385001 / 1-217-4385001) +1-217-4385002 / 0111-217-4385002 (1217-4385002 / 1-217-4385002) +1-217-4385003 / 0111-217-4385003 (1217-4385003 / 1-217-4385003) +1-217-4385004 / 0111-217-4385004 (1217-4385004 / 1-217-4385004) ...+1-217-xxxxxxx / 0111-217-xxxxxxx (1217-xxxxxxx / 1-217-xxxxxxx) ...+1-217-4385995 / 0111-217-4385995 (1217-4385995 / 1-217-4385995) +1-217-4385996 / 0111-217-4385996 (1217-4385996 / 1-217-4385996) +1-217-4385997 / 0111-217-4385997 (1217-4385997 / 1-217-4385997) +1-217-4385998 / 0111-217-4385998 (1217-4385998 / 1-217-4385998) +1-217-4385999 / 0111-217-4385999 (1217-4385999 / 1-217-4385999)