Area Code +1-203-(7522000...7522999) located in New Haven, 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 : 7522000 Subscriber Number To : 7522999 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 : New Haven Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.3000 Longitude : -72.9300 ‹ previous : +1-203-(7521000...7521999) next › : +1-203-(7523000...7523999) Dialling Instructions For trunk calls: 0 203 7522000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7522000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7522000 ~ 7522999 (Count: 1,000) Example: +1-203-7522000 / 0111-203-7522000 (1203-7522000 / 1-203-7522000) +1-203-7522001 / 0111-203-7522001 (1203-7522001 / 1-203-7522001) +1-203-7522002 / 0111-203-7522002 (1203-7522002 / 1-203-7522002) +1-203-7522003 / 0111-203-7522003 (1203-7522003 / 1-203-7522003) +1-203-7522004 / 0111-203-7522004 (1203-7522004 / 1-203-7522004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7522995 / 0111-203-7522995 (1203-7522995 / 1-203-7522995) +1-203-7522996 / 0111-203-7522996 (1203-7522996 / 1-203-7522996) +1-203-7522997 / 0111-203-7522997 (1203-7522997 / 1-203-7522997) +1-203-7522998 / 0111-203-7522998 (1203-7522998 / 1-203-7522998) +1-203-7522999 / 0111-203-7522999 (1203-7522999 / 1-203-7522999)