Area Code +1-203-(7798000...7798999) located in Madison, 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 : 7798000 Subscriber Number To : 7798999 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 : PAETEC 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 : Madison Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.2800 Longitude : -72.6000 ‹ previous : +1-203-(7797000...7797999) next › : +1-203-(7799000...7799999) Dialling Instructions For trunk calls: 0 203 7798000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7798000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7798000 ~ 7798999 (Count: 1,000) Example: +1-203-7798000 / 0111-203-7798000 (1203-7798000 / 1-203-7798000) +1-203-7798001 / 0111-203-7798001 (1203-7798001 / 1-203-7798001) +1-203-7798002 / 0111-203-7798002 (1203-7798002 / 1-203-7798002) +1-203-7798003 / 0111-203-7798003 (1203-7798003 / 1-203-7798003) +1-203-7798004 / 0111-203-7798004 (1203-7798004 / 1-203-7798004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7798995 / 0111-203-7798995 (1203-7798995 / 1-203-7798995) +1-203-7798996 / 0111-203-7798996 (1203-7798996 / 1-203-7798996) +1-203-7798997 / 0111-203-7798997 (1203-7798997 / 1-203-7798997) +1-203-7798998 / 0111-203-7798998 (1203-7798998 / 1-203-7798998) +1-203-7798999 / 0111-203-7798999 (1203-7798999 / 1-203-7798999)