Area Code +44-20-(81120000...81129999) 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 : 81120000 Subscriber Number To : 81129999 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 : Anycall 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-(81110000...81119999) next › : +44-20-(81140000...81149999) Dialling Instructions For trunk calls: 0 20 81120000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 81120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 81120000 ~ 81129999 (Count: 10,000) Example: +44-20-81120000 / 0044-20-81120000 (020-81120000 / 0-20-81120000) +44-20-81120001 / 0044-20-81120001 (020-81120001 / 0-20-81120001) +44-20-81120002 / 0044-20-81120002 (020-81120002 / 0-20-81120002) +44-20-81120003 / 0044-20-81120003 (020-81120003 / 0-20-81120003) +44-20-81120004 / 0044-20-81120004 (020-81120004 / 0-20-81120004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-81129995 / 0044-20-81129995 (020-81129995 / 0-20-81129995) +44-20-81129996 / 0044-20-81129996 (020-81129996 / 0-20-81129996) +44-20-81129997 / 0044-20-81129997 (020-81129997 / 0-20-81129997) +44-20-81129998 / 0044-20-81129998 (020-81129998 / 0-20-81129998) +44-20-81129999 / 0044-20-81129999 (020-81129999 / 0-20-81129999)