Area Code +1-224-(3772000...3772999) located in Half Day, Illinois (IL), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 224 Subscriber Number From : 3772000 Subscriber Number To : 3772999 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 : ACCESS ONE INC 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 : Half Day Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.2000 Longitude : -87.9300 ‹ previous : +1-224-(3771000...3771999) next › : +1-224-(3773000...3773999) Dialling Instructions For trunk calls: 0 224 3772000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 224 3772000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3772000 ~ 3772999 (Count: 1,000) Example: +1-224-3772000 / 0111-224-3772000 (1224-3772000 / 1-224-3772000) +1-224-3772001 / 0111-224-3772001 (1224-3772001 / 1-224-3772001) +1-224-3772002 / 0111-224-3772002 (1224-3772002 / 1-224-3772002) +1-224-3772003 / 0111-224-3772003 (1224-3772003 / 1-224-3772003) +1-224-3772004 / 0111-224-3772004 (1224-3772004 / 1-224-3772004) ...+1-224-xxxxxxx / 0111-224-xxxxxxx (1224-xxxxxxx / 1-224-xxxxxxx) ...+1-224-3772995 / 0111-224-3772995 (1224-3772995 / 1-224-3772995) +1-224-3772996 / 0111-224-3772996 (1224-3772996 / 1-224-3772996) +1-224-3772997 / 0111-224-3772997 (1224-3772997 / 1-224-3772997) +1-224-3772998 / 0111-224-3772998 (1224-3772998 / 1-224-3772998) +1-224-3772999 / 0111-224-3772999 (1224-3772999 / 1-224-3772999)