Area Code +1-203-(7721000...7721999) 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 : 7721000 Subscriber Number To : 7721999 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-(7720000...7720999) next › : +1-203-(7722000...7722999) Dialling Instructions For trunk calls: 0 203 7721000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7721000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7721000 ~ 7721999 (Count: 1,000) Example: +1-203-7721000 / 0111-203-7721000 (1203-7721000 / 1-203-7721000) +1-203-7721001 / 0111-203-7721001 (1203-7721001 / 1-203-7721001) +1-203-7721002 / 0111-203-7721002 (1203-7721002 / 1-203-7721002) +1-203-7721003 / 0111-203-7721003 (1203-7721003 / 1-203-7721003) +1-203-7721004 / 0111-203-7721004 (1203-7721004 / 1-203-7721004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7721995 / 0111-203-7721995 (1203-7721995 / 1-203-7721995) +1-203-7721996 / 0111-203-7721996 (1203-7721996 / 1-203-7721996) +1-203-7721997 / 0111-203-7721997 (1203-7721997 / 1-203-7721997) +1-203-7721998 / 0111-203-7721998 (1203-7721998 / 1-203-7721998) +1-203-7721999 / 0111-203-7721999 (1203-7721999 / 1-203-7721999)
