Area Code +44-20-(80500000...80509999) 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 : 80500000 Subscriber Number To : 80509999 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 : YayYay 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-(80400000...80409999) next › : +44-20-(80600000...80609999) Dialling Instructions For trunk calls: 0 20 80500000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 80500000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 80500000 ~ 80509999 (Count: 10,000) Example: +44-20-80500000 / 0044-20-80500000 (020-80500000 / 0-20-80500000) +44-20-80500001 / 0044-20-80500001 (020-80500001 / 0-20-80500001) +44-20-80500002 / 0044-20-80500002 (020-80500002 / 0-20-80500002) +44-20-80500003 / 0044-20-80500003 (020-80500003 / 0-20-80500003) +44-20-80500004 / 0044-20-80500004 (020-80500004 / 0-20-80500004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-80509995 / 0044-20-80509995 (020-80509995 / 0-20-80509995) +44-20-80509996 / 0044-20-80509996 (020-80509996 / 0-20-80509996) +44-20-80509997 / 0044-20-80509997 (020-80509997 / 0-20-80509997) +44-20-80509998 / 0044-20-80509998 (020-80509998 / 0-20-80509998) +44-20-80509999 / 0044-20-80509999 (020-80509999 / 0-20-80509999)