Area Code +1-203-(4223000...4223999) 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 : 4223000 Subscriber Number To : 4223999 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 : VERIZON NEW YORK INC 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-(4222000...4222999) next › : +1-203-(4224000...4224999) Dialling Instructions For trunk calls: 0 203 4223000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 4223000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4223000 ~ 4223999 (Count: 1,000) Example: +1-203-4223000 / 0111-203-4223000 (1203-4223000 / 1-203-4223000) +1-203-4223001 / 0111-203-4223001 (1203-4223001 / 1-203-4223001) +1-203-4223002 / 0111-203-4223002 (1203-4223002 / 1-203-4223002) +1-203-4223003 / 0111-203-4223003 (1203-4223003 / 1-203-4223003) +1-203-4223004 / 0111-203-4223004 (1203-4223004 / 1-203-4223004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-4223995 / 0111-203-4223995 (1203-4223995 / 1-203-4223995) +1-203-4223996 / 0111-203-4223996 (1203-4223996 / 1-203-4223996) +1-203-4223997 / 0111-203-4223997 (1203-4223997 / 1-203-4223997) +1-203-4223998 / 0111-203-4223998 (1203-4223998 / 1-203-4223998) +1-203-4223999 / 0111-203-4223999 (1203-4223999 / 1-203-4223999)