Area Code +44-1223-(430000...430999) located in Cambridge, Cambridgeshire (CAM), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1223 Subscriber Number From : 430000 Subscriber Number To : 430999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Numbergroup Network Ltd Click here to buy United Kingdom Area Code Database Other Information Language Code : en (English) Country Number : 826 (United Kingdom) Country Code : GB (United Kingdom) Region Code : CAM Region Name : Cambridgeshire City : Cambridge Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 52.2000 Longitude : 0.1200 ‹ previous : +44-1223-(420000...429999) next › : +44-1223-(431000...431999) Dialling Instructions For trunk calls: 0 1223 430000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1223 430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 430000 ~ 430999 (Count: 1,000) Example: +44-1223-430000 / 0044-1223-430000 (01223-430000 / 0-1223-430000) +44-1223-430001 / 0044-1223-430001 (01223-430001 / 0-1223-430001) +44-1223-430002 / 0044-1223-430002 (01223-430002 / 0-1223-430002) +44-1223-430003 / 0044-1223-430003 (01223-430003 / 0-1223-430003) +44-1223-430004 / 0044-1223-430004 (01223-430004 / 0-1223-430004) ...+44-1223-xxxxxx / 0044-1223-xxxxxx (01223-xxxxxx / 0-1223-xxxxxx) ...+44-1223-430995 / 0044-1223-430995 (01223-430995 / 0-1223-430995) +44-1223-430996 / 0044-1223-430996 (01223-430996 / 0-1223-430996) +44-1223-430997 / 0044-1223-430997 (01223-430997 / 0-1223-430997) +44-1223-430998 / 0044-1223-430998 (01223-430998 / 0-1223-430998) +44-1223-430999 / 0044-1223-430999 (01223-430999 / 0-1223-430999)