Area Code +1-203-(5521000...5521999) 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 : 5521000 Subscriber Number To : 5521999 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-(5520000...5520999) next › : +1-203-(5522000...5522999) Dialling Instructions For trunk calls: 0 203 5521000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 5521000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5521000 ~ 5521999 (Count: 1,000) Example: +1-203-5521000 / 0111-203-5521000 (1203-5521000 / 1-203-5521000) +1-203-5521001 / 0111-203-5521001 (1203-5521001 / 1-203-5521001) +1-203-5521002 / 0111-203-5521002 (1203-5521002 / 1-203-5521002) +1-203-5521003 / 0111-203-5521003 (1203-5521003 / 1-203-5521003) +1-203-5521004 / 0111-203-5521004 (1203-5521004 / 1-203-5521004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-5521995 / 0111-203-5521995 (1203-5521995 / 1-203-5521995) +1-203-5521996 / 0111-203-5521996 (1203-5521996 / 1-203-5521996) +1-203-5521997 / 0111-203-5521997 (1203-5521997 / 1-203-5521997) +1-203-5521998 / 0111-203-5521998 (1203-5521998 / 1-203-5521998) +1-203-5521999 / 0111-203-5521999 (1203-5521999 / 1-203-5521999)