Area Code +1-203-(4098000...4098999) located in Old Greenwich, 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 : 4098000 Subscriber Number To : 4098999 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 : PEERLESS NTWK - 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 : Old Greenwich Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.0200 Longitude : -73.5600 ‹ previous : +1-203-(4097000...4097999) next › : +1-203-(4099000...4099999) Dialling Instructions For trunk calls: 0 203 4098000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 4098000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4098000 ~ 4098999 (Count: 1,000) Example: +1-203-4098000 / 0111-203-4098000 (1203-4098000 / 1-203-4098000) +1-203-4098001 / 0111-203-4098001 (1203-4098001 / 1-203-4098001) +1-203-4098002 / 0111-203-4098002 (1203-4098002 / 1-203-4098002) +1-203-4098003 / 0111-203-4098003 (1203-4098003 / 1-203-4098003) +1-203-4098004 / 0111-203-4098004 (1203-4098004 / 1-203-4098004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-4098995 / 0111-203-4098995 (1203-4098995 / 1-203-4098995) +1-203-4098996 / 0111-203-4098996 (1203-4098996 / 1-203-4098996) +1-203-4098997 / 0111-203-4098997 (1203-4098997 / 1-203-4098997) +1-203-4098998 / 0111-203-4098998 (1203-4098998 / 1-203-4098998) +1-203-4098999 / 0111-203-4098999 (1203-4098999 / 1-203-4098999)