Area Code +44-20-(34830000...34839999) located in London, City of London (LND), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 20 Subscriber Number From : 34830000 Subscriber Number To : 34839999 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 : Atomstream 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 : LND Region Name : City of London City : London Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5100 Longitude : -0.1300 ‹ previous : +44-20-(34820000...34829999) next › : +44-20-(34840000...34849999) Dialling Instructions For trunk calls: 0 20 34830000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 34830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 34830000 ~ 34839999 (Count: 10,000) Example: +44-20-34830000 / 0044-20-34830000 (020-34830000 / 0-20-34830000) +44-20-34830001 / 0044-20-34830001 (020-34830001 / 0-20-34830001) +44-20-34830002 / 0044-20-34830002 (020-34830002 / 0-20-34830002) +44-20-34830003 / 0044-20-34830003 (020-34830003 / 0-20-34830003) +44-20-34830004 / 0044-20-34830004 (020-34830004 / 0-20-34830004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-34839995 / 0044-20-34839995 (020-34839995 / 0-20-34839995) +44-20-34839996 / 0044-20-34839996 (020-34839996 / 0-20-34839996) +44-20-34839997 / 0044-20-34839997 (020-34839997 / 0-20-34839997) +44-20-34839998 / 0044-20-34839998 (020-34839998 / 0-20-34839998) +44-20-34839999 / 0044-20-34839999 (020-34839999 / 0-20-34839999)