Area Code +1-203-(3445000...3445999) located in Old Greenwich, 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 : 3445000 Subscriber Number To : 3445999 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 : Old Greenwich Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.0200 Longitude : -73.5600 ‹ previous : +1-203-(3444000...3444999) next › : +1-203-(3446000...3446999) Dialling Instructions For trunk calls: 0 203 3445000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 203 3445000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3445000 ~ 3445999 (Count: 1,000) Example: +1-203-3445000 / 0111-203-3445000 (1203-3445000 / 1-203-3445000) +1-203-3445001 / 0111-203-3445001 (1203-3445001 / 1-203-3445001) +1-203-3445002 / 0111-203-3445002 (1203-3445002 / 1-203-3445002) +1-203-3445003 / 0111-203-3445003 (1203-3445003 / 1-203-3445003) +1-203-3445004 / 0111-203-3445004 (1203-3445004 / 1-203-3445004) ...+1-203-xxxxxxx / 0111-203-xxxxxxx (1203-xxxxxxx / 1-203-xxxxxxx) ...+1-203-3445995 / 0111-203-3445995 (1203-3445995 / 1-203-3445995) +1-203-3445996 / 0111-203-3445996 (1203-3445996 / 1-203-3445996) +1-203-3445997 / 0111-203-3445997 (1203-3445997 / 1-203-3445997) +1-203-3445998 / 0111-203-3445998 (1203-3445998 / 1-203-3445998) +1-203-3445999 / 0111-203-3445999 (1203-3445999 / 1-203-3445999)