Area Code +1-203-(7744000...7744999) located in Wallingford, Connecticut (CT), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 203 Subscriber Number From : 7744000 Subscriber Number To : 7744999 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 : LEVEL 3 COMM - CT 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 : CT Region Name : Connecticut City : Wallingford Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.4600 Longitude : -72.8200 ‹ previous : +1-203-(7743000...7743999) next › : +1-203-(7745000...7745999) Dialling Instructions For trunk calls: 0 203 7744000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7744000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7744000 ~ 7744999 (Count: 1,000) Example: +1-203-7744000 / 0111-203-7744000 (1203-7744000 / 1-203-7744000) +1-203-7744001 / 0111-203-7744001 (1203-7744001 / 1-203-7744001) +1-203-7744002 / 0111-203-7744002 (1203-7744002 / 1-203-7744002) +1-203-7744003 / 0111-203-7744003 (1203-7744003 / 1-203-7744003) +1-203-7744004 / 0111-203-7744004 (1203-7744004 / 1-203-7744004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7744995 / 0111-203-7744995 (1203-7744995 / 1-203-7744995) +1-203-7744996 / 0111-203-7744996 (1203-7744996 / 1-203-7744996) +1-203-7744997 / 0111-203-7744997 (1203-7744997 / 1-203-7744997) +1-203-7744998 / 0111-203-7744998 (1203-7744998 / 1-203-7744998) +1-203-7744999 / 0111-203-7744999 (1203-7744999 / 1-203-7744999)