Area Code +44-20-(35210000...35219999) located in London, London, City of (LND), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 20 Subscriber Number From : 35210000 Subscriber Number To : 35219999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Callworld UK 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 : LND Region Name : London, City of City : London Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5000 Longitude : -0.1300 ‹ previous : +44-20-(35200000...35209999) next › : +44-20-(35220000...35229999) Dialling Instructions For trunk calls: 0 20 35210000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 35210000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 35210000 ~ 35219999 (Count: 10,000) Example: +44-20-35210000 / 0044-20-35210000 (020-35210000 / 0-20-35210000) +44-20-35210001 / 0044-20-35210001 (020-35210001 / 0-20-35210001) +44-20-35210002 / 0044-20-35210002 (020-35210002 / 0-20-35210002) +44-20-35210003 / 0044-20-35210003 (020-35210003 / 0-20-35210003) +44-20-35210004 / 0044-20-35210004 (020-35210004 / 0-20-35210004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-35219995 / 0044-20-35219995 (020-35219995 / 0-20-35219995) +44-20-35219996 / 0044-20-35219996 (020-35219996 / 0-20-35219996) +44-20-35219997 / 0044-20-35219997 (020-35219997 / 0-20-35219997) +44-20-35219998 / 0044-20-35219998 (020-35219998 / 0-20-35219998) +44-20-35219999 / 0044-20-35219999 (020-35219999 / 0-20-35219999)