Area Code +1-203-(2800000...2800999) located in Darien, 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 : 2800000 Subscriber Number To : 2800999 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 : BROOKS FIBER 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 : Darien Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.0800 Longitude : -73.4700 ‹ previous : +1-203-(2790000...2799999) next › : +1-203-(2801000...2801999) Dialling Instructions For trunk calls: 0 203 2800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 2800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2800000 ~ 2800999 (Count: 1,000) Example: +1-203-2800000 / 0111-203-2800000 (1203-2800000 / 1-203-2800000) +1-203-2800001 / 0111-203-2800001 (1203-2800001 / 1-203-2800001) +1-203-2800002 / 0111-203-2800002 (1203-2800002 / 1-203-2800002) +1-203-2800003 / 0111-203-2800003 (1203-2800003 / 1-203-2800003) +1-203-2800004 / 0111-203-2800004 (1203-2800004 / 1-203-2800004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-2800995 / 0111-203-2800995 (1203-2800995 / 1-203-2800995) +1-203-2800996 / 0111-203-2800996 (1203-2800996 / 1-203-2800996) +1-203-2800997 / 0111-203-2800997 (1203-2800997 / 1-203-2800997) +1-203-2800998 / 0111-203-2800998 (1203-2800998 / 1-203-2800998) +1-203-2800999 / 0111-203-2800999 (1203-2800999 / 1-203-2800999)