Area Code +1-309-(6540000...6549999) located in Cordova, 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 : 6540000 Subscriber Number To : 6549999 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 : Cordova Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.6800 Longitude : -90.3200 ‹ previous : +1-309-(6530000...6539999) next › : +1-309-(6550000...6559999) Dialling Instructions For trunk calls: 0 309 6540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 309 6540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6540000 ~ 6549999 (Count: 10,000) Example: +1-309-6540000 / 0111-309-6540000 (1309-6540000 / 1-309-6540000) +1-309-6540001 / 0111-309-6540001 (1309-6540001 / 1-309-6540001) +1-309-6540002 / 0111-309-6540002 (1309-6540002 / 1-309-6540002) +1-309-6540003 / 0111-309-6540003 (1309-6540003 / 1-309-6540003) +1-309-6540004 / 0111-309-6540004 (1309-6540004 / 1-309-6540004) ...+1-309-xxxxxxx / 0111-309-xxxxxxx (1309-xxxxxxx / 1-309-xxxxxxx) ...+1-309-6549995 / 0111-309-6549995 (1309-6549995 / 1-309-6549995) +1-309-6549996 / 0111-309-6549996 (1309-6549996 / 1-309-6549996) +1-309-6549997 / 0111-309-6549997 (1309-6549997 / 1-309-6549997) +1-309-6549998 / 0111-309-6549998 (1309-6549998 / 1-309-6549998) +1-309-6549999 / 0111-309-6549999 (1309-6549999 / 1-309-6549999)