Area Code +44-20-(81140000...81149999) 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 : 81140000 Subscriber Number To : 81149999 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 : Telecom2 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 : 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-(81120000...81129999) next › : +44-20-(81180000...81189999) Dialling Instructions For trunk calls: 0 20 81140000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 81140000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 81140000 ~ 81149999 (Count: 10,000) Example: +44-20-81140000 / 0044-20-81140000 (020-81140000 / 0-20-81140000) +44-20-81140001 / 0044-20-81140001 (020-81140001 / 0-20-81140001) +44-20-81140002 / 0044-20-81140002 (020-81140002 / 0-20-81140002) +44-20-81140003 / 0044-20-81140003 (020-81140003 / 0-20-81140003) +44-20-81140004 / 0044-20-81140004 (020-81140004 / 0-20-81140004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-81149995 / 0044-20-81149995 (020-81149995 / 0-20-81149995) +44-20-81149996 / 0044-20-81149996 (020-81149996 / 0-20-81149996) +44-20-81149997 / 0044-20-81149997 (020-81149997 / 0-20-81149997) +44-20-81149998 / 0044-20-81149998 (020-81149998 / 0-20-81149998) +44-20-81149999 / 0044-20-81149999 (020-81149999 / 0-20-81149999)