Area Code +1-203-(7807000...7807999) 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 : 7807000 Subscriber Number To : 7807999 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 : CENTURYLINK COMM 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-(7806000...7806999) next › : +1-203-(7808000...7808999) Dialling Instructions For trunk calls: 0 203 7807000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7807000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7807000 ~ 7807999 (Count: 1,000) Example: +1-203-7807000 / 0111-203-7807000 (1203-7807000 / 1-203-7807000) +1-203-7807001 / 0111-203-7807001 (1203-7807001 / 1-203-7807001) +1-203-7807002 / 0111-203-7807002 (1203-7807002 / 1-203-7807002) +1-203-7807003 / 0111-203-7807003 (1203-7807003 / 1-203-7807003) +1-203-7807004 / 0111-203-7807004 (1203-7807004 / 1-203-7807004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7807995 / 0111-203-7807995 (1203-7807995 / 1-203-7807995) +1-203-7807996 / 0111-203-7807996 (1203-7807996 / 1-203-7807996) +1-203-7807997 / 0111-203-7807997 (1203-7807997 / 1-203-7807997) +1-203-7807998 / 0111-203-7807998 (1203-7807998 / 1-203-7807998) +1-203-7807999 / 0111-203-7807999 (1203-7807999 / 1-203-7807999)