Area Code +1-815-(4923000...4923999) located in Apple River, 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 : 4923000 Subscriber Number To : 4923999 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 : Apple River Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.5000 Longitude : -90.1000 ‹ previous : +1-815-(4922000...4922999) next › : +1-815-(4927000...4927999) Dialling Instructions For trunk calls: 0 815 4923000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 815 4923000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4923000 ~ 4923999 (Count: 1,000) Example: +1-815-4923000 / 0111-815-4923000 (1815-4923000 / 1-815-4923000) +1-815-4923001 / 0111-815-4923001 (1815-4923001 / 1-815-4923001) +1-815-4923002 / 0111-815-4923002 (1815-4923002 / 1-815-4923002) +1-815-4923003 / 0111-815-4923003 (1815-4923003 / 1-815-4923003) +1-815-4923004 / 0111-815-4923004 (1815-4923004 / 1-815-4923004) ...+1-815-xxxxxxx / 0111-815-xxxxxxx (1815-xxxxxxx / 1-815-xxxxxxx) ...+1-815-4923995 / 0111-815-4923995 (1815-4923995 / 1-815-4923995) +1-815-4923996 / 0111-815-4923996 (1815-4923996 / 1-815-4923996) +1-815-4923997 / 0111-815-4923997 (1815-4923997 / 1-815-4923997) +1-815-4923998 / 0111-815-4923998 (1815-4923998 / 1-815-4923998) +1-815-4923999 / 0111-815-4923999 (1815-4923999 / 1-815-4923999)