Area Code +44-1437-(420000...429999) located in , more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1437 Subscriber Number From : 420000 Subscriber Number To : 429999 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 : Danemere Street Creative 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) Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : None Longitude : None ‹ previous : +44-1437-(410000...419999) next › : +44-1437-(430000...439999) Dialling Instructions For trunk calls: 0 1437 420000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1437 420000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 420000 ~ 429999 (Count: 10,000) Example: +44-1437-420000 / 0044-1437-420000 (01437-420000 / 0-1437-420000) +44-1437-420001 / 0044-1437-420001 (01437-420001 / 0-1437-420001) +44-1437-420002 / 0044-1437-420002 (01437-420002 / 0-1437-420002) +44-1437-420003 / 0044-1437-420003 (01437-420003 / 0-1437-420003) +44-1437-420004 / 0044-1437-420004 (01437-420004 / 0-1437-420004) ...+44-1437-xxxxxx / 0044-1437-xxxxxx (01437-xxxxxx / 0-1437-xxxxxx) ...+44-1437-429995 / 0044-1437-429995 (01437-429995 / 0-1437-429995) +44-1437-429996 / 0044-1437-429996 (01437-429996 / 0-1437-429996) +44-1437-429997 / 0044-1437-429997 (01437-429997 / 0-1437-429997) +44-1437-429998 / 0044-1437-429998 (01437-429998 / 0-1437-429998) +44-1437-429999 / 0044-1437-429999 (01437-429999 / 0-1437-429999)