Area Code +1-203-(4028000...4028999) located in Huntington, 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 : 4028000 Subscriber Number To : 4028999 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 : BANDWIDTH.COM - 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 : Huntington Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.3000 Longitude : -73.1500 ‹ previous : +1-203-(4027000...4027999) next › : +1-203-(4029000...4029999) Dialling Instructions For trunk calls: 0 203 4028000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 4028000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4028000 ~ 4028999 (Count: 1,000) Example: +1-203-4028000 / 0111-203-4028000 (1203-4028000 / 1-203-4028000) +1-203-4028001 / 0111-203-4028001 (1203-4028001 / 1-203-4028001) +1-203-4028002 / 0111-203-4028002 (1203-4028002 / 1-203-4028002) +1-203-4028003 / 0111-203-4028003 (1203-4028003 / 1-203-4028003) +1-203-4028004 / 0111-203-4028004 (1203-4028004 / 1-203-4028004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-4028995 / 0111-203-4028995 (1203-4028995 / 1-203-4028995) +1-203-4028996 / 0111-203-4028996 (1203-4028996 / 1-203-4028996) +1-203-4028997 / 0111-203-4028997 (1203-4028997 / 1-203-4028997) +1-203-4028998 / 0111-203-4028998 (1203-4028998 / 1-203-4028998) +1-203-4028999 / 0111-203-4028999 (1203-4028999 / 1-203-4028999)