Area Code +1-203-(7230000...7230999) located in Naugatuck, 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 : 7230000 Subscriber Number To : 7230999 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 : Naugatuck Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.4900 Longitude : -73.0500 ‹ previous : +1-203-(7220000...7229999) next › : +1-203-(7231000...7231999) Dialling Instructions For trunk calls: 0 203 7230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7230000 ~ 7230999 (Count: 1,000) Example: +1-203-7230000 / 0111-203-7230000 (1203-7230000 / 1-203-7230000) +1-203-7230001 / 0111-203-7230001 (1203-7230001 / 1-203-7230001) +1-203-7230002 / 0111-203-7230002 (1203-7230002 / 1-203-7230002) +1-203-7230003 / 0111-203-7230003 (1203-7230003 / 1-203-7230003) +1-203-7230004 / 0111-203-7230004 (1203-7230004 / 1-203-7230004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7230995 / 0111-203-7230995 (1203-7230995 / 1-203-7230995) +1-203-7230996 / 0111-203-7230996 (1203-7230996 / 1-203-7230996) +1-203-7230997 / 0111-203-7230997 (1203-7230997 / 1-203-7230997) +1-203-7230998 / 0111-203-7230998 (1203-7230998 / 1-203-7230998) +1-203-7230999 / 0111-203-7230999 (1203-7230999 / 1-203-7230999)