Area Code +1-203-(7311000...7311999) located in Danbury, 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 : 7311000 Subscriber Number To : 7311999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : VERIZON WIRELESS-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 : Danbury Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.4000 Longitude : -73.4500 ‹ previous : +1-203-(7310000...7310999) next › : +1-203-(7312000...7312999) Dialling Instructions For trunk calls: 0 203 7311000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7311000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7311000 ~ 7311999 (Count: 1,000) Example: +1-203-7311000 / 0111-203-7311000 (1203-7311000 / 1-203-7311000) +1-203-7311001 / 0111-203-7311001 (1203-7311001 / 1-203-7311001) +1-203-7311002 / 0111-203-7311002 (1203-7311002 / 1-203-7311002) +1-203-7311003 / 0111-203-7311003 (1203-7311003 / 1-203-7311003) +1-203-7311004 / 0111-203-7311004 (1203-7311004 / 1-203-7311004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7311995 / 0111-203-7311995 (1203-7311995 / 1-203-7311995) +1-203-7311996 / 0111-203-7311996 (1203-7311996 / 1-203-7311996) +1-203-7311997 / 0111-203-7311997 (1203-7311997 / 1-203-7311997) +1-203-7311998 / 0111-203-7311998 (1203-7311998 / 1-203-7311998) +1-203-7311999 / 0111-203-7311999 (1203-7311999 / 1-203-7311999)