Area Code +1-203-(6320000...6320999) 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 : 6320000 Subscriber Number To : 6320999 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 : CHOICE ONE 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-(6310000...6319999) next › : +1-203-(6321000...6321999) Dialling Instructions For trunk calls: 0 203 6320000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 6320000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6320000 ~ 6320999 (Count: 1,000) Example: +1-203-6320000 / 0111-203-6320000 (1203-6320000 / 1-203-6320000) +1-203-6320001 / 0111-203-6320001 (1203-6320001 / 1-203-6320001) +1-203-6320002 / 0111-203-6320002 (1203-6320002 / 1-203-6320002) +1-203-6320003 / 0111-203-6320003 (1203-6320003 / 1-203-6320003) +1-203-6320004 / 0111-203-6320004 (1203-6320004 / 1-203-6320004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-6320995 / 0111-203-6320995 (1203-6320995 / 1-203-6320995) +1-203-6320996 / 0111-203-6320996 (1203-6320996 / 1-203-6320996) +1-203-6320997 / 0111-203-6320997 (1203-6320997 / 1-203-6320997) +1-203-6320998 / 0111-203-6320998 (1203-6320998 / 1-203-6320998) +1-203-6320999 / 0111-203-6320999 (1203-6320999 / 1-203-6320999)