Area Code +1-203-(5321000...5321999) located in Byram, 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 : 5321000 Subscriber Number To : 5321999 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 : Byram Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.0100 Longitude : -73.6500 ‹ previous : +1-203-(5320000...5320999) next › : +1-203-(5322000...5322999) Dialling Instructions For trunk calls: 0 203 5321000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 5321000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5321000 ~ 5321999 (Count: 1,000) Example: +1-203-5321000 / 0111-203-5321000 (1203-5321000 / 1-203-5321000) +1-203-5321001 / 0111-203-5321001 (1203-5321001 / 1-203-5321001) +1-203-5321002 / 0111-203-5321002 (1203-5321002 / 1-203-5321002) +1-203-5321003 / 0111-203-5321003 (1203-5321003 / 1-203-5321003) +1-203-5321004 / 0111-203-5321004 (1203-5321004 / 1-203-5321004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-5321995 / 0111-203-5321995 (1203-5321995 / 1-203-5321995) +1-203-5321996 / 0111-203-5321996 (1203-5321996 / 1-203-5321996) +1-203-5321997 / 0111-203-5321997 (1203-5321997 / 1-203-5321997) +1-203-5321998 / 0111-203-5321998 (1203-5321998 / 1-203-5321998) +1-203-5321999 / 0111-203-5321999 (1203-5321999 / 1-203-5321999)