Area Code +1-203-(4219000...4219999) located in Madison, 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 : 4219000 Subscriber Number To : 4219999 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 : Madison Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.2800 Longitude : -72.6000 ‹ previous : +1-203-(4218000...4218999) next › : +1-203-(4220000...4220999) Dialling Instructions For trunk calls: 0 203 4219000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 4219000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4219000 ~ 4219999 (Count: 1,000) Example: +1-203-4219000 / 0111-203-4219000 (1203-4219000 / 1-203-4219000) +1-203-4219001 / 0111-203-4219001 (1203-4219001 / 1-203-4219001) +1-203-4219002 / 0111-203-4219002 (1203-4219002 / 1-203-4219002) +1-203-4219003 / 0111-203-4219003 (1203-4219003 / 1-203-4219003) +1-203-4219004 / 0111-203-4219004 (1203-4219004 / 1-203-4219004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-4219995 / 0111-203-4219995 (1203-4219995 / 1-203-4219995) +1-203-4219996 / 0111-203-4219996 (1203-4219996 / 1-203-4219996) +1-203-4219997 / 0111-203-4219997 (1203-4219997 / 1-203-4219997) +1-203-4219998 / 0111-203-4219998 (1203-4219998 / 1-203-4219998) +1-203-4219999 / 0111-203-4219999 (1203-4219999 / 1-203-4219999)