Area Code +44-1833-(304000...304999) located in Barnard Castle, County Durham (DUR), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1833 Subscriber Number From : 304000 Subscriber Number To : 304999 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 : Six Degrees Unified Comms Limited 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 : DUR Region Name : County Durham City : Barnard Castle Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 54.5400 Longitude : -1.9200 ‹ previous : +44-1833-(290000...299999) next › : +44-1833-(310000...310999) Dialling Instructions For trunk calls: 0 1833 304000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1833 304000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 304000 ~ 304999 (Count: 1,000) Example: +44-1833-304000 / 0044-1833-304000 (01833-304000 / 0-1833-304000) +44-1833-304001 / 0044-1833-304001 (01833-304001 / 0-1833-304001) +44-1833-304002 / 0044-1833-304002 (01833-304002 / 0-1833-304002) +44-1833-304003 / 0044-1833-304003 (01833-304003 / 0-1833-304003) +44-1833-304004 / 0044-1833-304004 (01833-304004 / 0-1833-304004) ...+44-1833-xxxxxx / 0044-1833-xxxxxx (01833-xxxxxx / 0-1833-xxxxxx) ...+44-1833-304995 / 0044-1833-304995 (01833-304995 / 0-1833-304995) +44-1833-304996 / 0044-1833-304996 (01833-304996 / 0-1833-304996) +44-1833-304997 / 0044-1833-304997 (01833-304997 / 0-1833-304997) +44-1833-304998 / 0044-1833-304998 (01833-304998 / 0-1833-304998) +44-1833-304999 / 0044-1833-304999 (01833-304999 / 0-1833-304999)