Area Code +44-1289-(310000...319999) located in Berwick-upon-Tweed, Northumberland (NBL), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1289 Subscriber Number From : 310000 Subscriber Number To : 319999 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 : Magrathea Telecommunications 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 : NBL Region Name : Northumberland City : Berwick-upon-Tweed Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 55.7700 Longitude : -2.0100 ‹ previous : +44-1289-(300000...309999) next › : +44-1289-(320000...329999) Dialling Instructions For trunk calls: 0 1289 310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1289 310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 310000 ~ 319999 (Count: 10,000) Example: +44-1289-310000 / 0044-1289-310000 (01289-310000 / 0-1289-310000) +44-1289-310001 / 0044-1289-310001 (01289-310001 / 0-1289-310001) +44-1289-310002 / 0044-1289-310002 (01289-310002 / 0-1289-310002) +44-1289-310003 / 0044-1289-310003 (01289-310003 / 0-1289-310003) +44-1289-310004 / 0044-1289-310004 (01289-310004 / 0-1289-310004) ...+44-1289-xxxxxx / 0044-1289-xxxxxx (01289-xxxxxx / 0-1289-xxxxxx) ...+44-1289-319995 / 0044-1289-319995 (01289-319995 / 0-1289-319995) +44-1289-319996 / 0044-1289-319996 (01289-319996 / 0-1289-319996) +44-1289-319997 / 0044-1289-319997 (01289-319997 / 0-1289-319997) +44-1289-319998 / 0044-1289-319998 (01289-319998 / 0-1289-319998) +44-1289-319999 / 0044-1289-319999 (01289-319999 / 0-1289-319999)