Area Code +1-203-(7480000...7489999) 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 : 7480000 Subscriber Number To : 7489999 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 : FRONTIER COMM - 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-(7479000...7479999) next › : +1-203-(7490000...7499999) Dialling Instructions For trunk calls: 0 203 7480000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 7480000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7480000 ~ 7489999 (Count: 10,000) Example: +1-203-7480000 / 0111-203-7480000 (1203-7480000 / 1-203-7480000) +1-203-7480001 / 0111-203-7480001 (1203-7480001 / 1-203-7480001) +1-203-7480002 / 0111-203-7480002 (1203-7480002 / 1-203-7480002) +1-203-7480003 / 0111-203-7480003 (1203-7480003 / 1-203-7480003) +1-203-7480004 / 0111-203-7480004 (1203-7480004 / 1-203-7480004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-7489995 / 0111-203-7489995 (1203-7489995 / 1-203-7489995) +1-203-7489996 / 0111-203-7489996 (1203-7489996 / 1-203-7489996) +1-203-7489997 / 0111-203-7489997 (1203-7489997 / 1-203-7489997) +1-203-7489998 / 0111-203-7489998 (1203-7489998 / 1-203-7489998) +1-203-7489999 / 0111-203-7489999 (1203-7489999 / 1-203-7489999)