Area Code +1-203-(7368000...7368999) 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 : 7368000 Subscriber Number To : 7368999 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-(7367000...7367999) next › : +1-203-(7369000...7369999) Dialling Instructions For trunk calls: 0 203 7368000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7368000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7368000 ~ 7368999 (Count: 1,000) Example: +1-203-7368000 / 0111-203-7368000 (1203-7368000 / 1-203-7368000) +1-203-7368001 / 0111-203-7368001 (1203-7368001 / 1-203-7368001) +1-203-7368002 / 0111-203-7368002 (1203-7368002 / 1-203-7368002) +1-203-7368003 / 0111-203-7368003 (1203-7368003 / 1-203-7368003) +1-203-7368004 / 0111-203-7368004 (1203-7368004 / 1-203-7368004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7368995 / 0111-203-7368995 (1203-7368995 / 1-203-7368995) +1-203-7368996 / 0111-203-7368996 (1203-7368996 / 1-203-7368996) +1-203-7368997 / 0111-203-7368997 (1203-7368997 / 1-203-7368997) +1-203-7368998 / 0111-203-7368998 (1203-7368998 / 1-203-7368998) +1-203-7368999 / 0111-203-7368999 (1203-7368999 / 1-203-7368999)