Area Code +1-203-(7364000...7364999) located in Ansonia-Derby, 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 : 7364000 Subscriber Number To : 7364999 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 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 : Ansonia-Derby Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.3200 Longitude : -73.0900 ‹ previous : +1-203-(7363000...7363999) next › : +1-203-(7365000...7365999) Dialling Instructions For trunk calls: 0 203 7364000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7364000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7364000 ~ 7364999 (Count: 1,000) Example: +1-203-7364000 / 0111-203-7364000 (1203-7364000 / 1-203-7364000) +1-203-7364001 / 0111-203-7364001 (1203-7364001 / 1-203-7364001) +1-203-7364002 / 0111-203-7364002 (1203-7364002 / 1-203-7364002) +1-203-7364003 / 0111-203-7364003 (1203-7364003 / 1-203-7364003) +1-203-7364004 / 0111-203-7364004 (1203-7364004 / 1-203-7364004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7364995 / 0111-203-7364995 (1203-7364995 / 1-203-7364995) +1-203-7364996 / 0111-203-7364996 (1203-7364996 / 1-203-7364996) +1-203-7364997 / 0111-203-7364997 (1203-7364997 / 1-203-7364997) +1-203-7364998 / 0111-203-7364998 (1203-7364998 / 1-203-7364998) +1-203-7364999 / 0111-203-7364999 (1203-7364999 / 1-203-7364999)