Area Code +1-203-(4220000...4220999) 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 : 4220000 Subscriber Number To : 4220999 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-(4219000...4219999) next › : +1-203-(4221000...4221999) Dialling Instructions For trunk calls: 0 203 4220000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 4220000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4220000 ~ 4220999 (Count: 1,000) Example: +1-203-4220000 / 0111-203-4220000 (1203-4220000 / 1-203-4220000) +1-203-4220001 / 0111-203-4220001 (1203-4220001 / 1-203-4220001) +1-203-4220002 / 0111-203-4220002 (1203-4220002 / 1-203-4220002) +1-203-4220003 / 0111-203-4220003 (1203-4220003 / 1-203-4220003) +1-203-4220004 / 0111-203-4220004 (1203-4220004 / 1-203-4220004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-4220995 / 0111-203-4220995 (1203-4220995 / 1-203-4220995) +1-203-4220996 / 0111-203-4220996 (1203-4220996 / 1-203-4220996) +1-203-4220997 / 0111-203-4220997 (1203-4220997 / 1-203-4220997) +1-203-4220998 / 0111-203-4220998 (1203-4220998 / 1-203-4220998) +1-203-4220999 / 0111-203-4220999 (1203-4220999 / 1-203-4220999)