Area Code +1-309-(5820000...5820999) located in Aledo, Illinois (IL), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 309 Subscriber Number From : 5820000 Subscriber Number To : 5820999 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 CITIZENS 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 : Aledo Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.2000 Longitude : -90.7500 ‹ previous : +1-309-(5817000...5817999) next › : +1-309-(5821000...5821999) Dialling Instructions For trunk calls: 0 309 5820000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 309 5820000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5820000 ~ 5820999 (Count: 1,000) Example: +1-309-5820000 / 0111-309-5820000 (1309-5820000 / 1-309-5820000) +1-309-5820001 / 0111-309-5820001 (1309-5820001 / 1-309-5820001) +1-309-5820002 / 0111-309-5820002 (1309-5820002 / 1-309-5820002) +1-309-5820003 / 0111-309-5820003 (1309-5820003 / 1-309-5820003) +1-309-5820004 / 0111-309-5820004 (1309-5820004 / 1-309-5820004) ...+1-309-xxxxxxx / 0111-309-xxxxxxx (1309-xxxxxxx / 1-309-xxxxxxx) ...+1-309-5820995 / 0111-309-5820995 (1309-5820995 / 1-309-5820995) +1-309-5820996 / 0111-309-5820996 (1309-5820996 / 1-309-5820996) +1-309-5820997 / 0111-309-5820997 (1309-5820997 / 1-309-5820997) +1-309-5820998 / 0111-309-5820998 (1309-5820998 / 1-309-5820998) +1-309-5820999 / 0111-309-5820999 (1309-5820999 / 1-309-5820999)