Area Code +1-203-(5421000...5421999) located in 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 : 5421000 Subscriber Number To : 5421999 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 : CTC COMMS CORP. - 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 : Greenwich Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.0400 Longitude : -73.6100 ‹ previous : +1-203-(5420000...5420999) next › : +1-203-(5422000...5422999) Dialling Instructions For trunk calls: 0 203 5421000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 5421000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5421000 ~ 5421999 (Count: 1,000) Example: +1-203-5421000 / 0111-203-5421000 (1203-5421000 / 1-203-5421000) +1-203-5421001 / 0111-203-5421001 (1203-5421001 / 1-203-5421001) +1-203-5421002 / 0111-203-5421002 (1203-5421002 / 1-203-5421002) +1-203-5421003 / 0111-203-5421003 (1203-5421003 / 1-203-5421003) +1-203-5421004 / 0111-203-5421004 (1203-5421004 / 1-203-5421004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-5421995 / 0111-203-5421995 (1203-5421995 / 1-203-5421995) +1-203-5421996 / 0111-203-5421996 (1203-5421996 / 1-203-5421996) +1-203-5421997 / 0111-203-5421997 (1203-5421997 / 1-203-5421997) +1-203-5421998 / 0111-203-5421998 (1203-5421998 / 1-203-5421998) +1-203-5421999 / 0111-203-5421999 (1203-5421999 / 1-203-5421999)
