Area Code +1-203-(3508000...3508999) 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 : 3508000 Subscriber Number To : 3508999 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 : BANDWIDTH.COM - 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-(3507000...3507999) next › : +1-203-(3509000...3509999) Dialling Instructions For trunk calls: 0 203 3508000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 3508000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3508000 ~ 3508999 (Count: 1,000) Example: +1-203-3508000 / 0111-203-3508000 (1203-3508000 / 1-203-3508000) +1-203-3508001 / 0111-203-3508001 (1203-3508001 / 1-203-3508001) +1-203-3508002 / 0111-203-3508002 (1203-3508002 / 1-203-3508002) +1-203-3508003 / 0111-203-3508003 (1203-3508003 / 1-203-3508003) +1-203-3508004 / 0111-203-3508004 (1203-3508004 / 1-203-3508004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-3508995 / 0111-203-3508995 (1203-3508995 / 1-203-3508995) +1-203-3508996 / 0111-203-3508996 (1203-3508996 / 1-203-3508996) +1-203-3508997 / 0111-203-3508997 (1203-3508997 / 1-203-3508997) +1-203-3508998 / 0111-203-3508998 (1203-3508998 / 1-203-3508998) +1-203-3508999 / 0111-203-3508999 (1203-3508999 / 1-203-3508999)