Area Code +44-20-(80030000...80039999) 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 : 80030000 Subscriber Number To : 80039999 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 : Affiniti Integrated Solutions 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-(80020000...80029999) next › : +44-20-(80060000...80069999) Dialling Instructions For trunk calls: 0 20 80030000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 80030000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 80030000 ~ 80039999 (Count: 10,000) Example: +44-20-80030000 / 0044-20-80030000 (020-80030000 / 0-20-80030000) +44-20-80030001 / 0044-20-80030001 (020-80030001 / 0-20-80030001) +44-20-80030002 / 0044-20-80030002 (020-80030002 / 0-20-80030002) +44-20-80030003 / 0044-20-80030003 (020-80030003 / 0-20-80030003) +44-20-80030004 / 0044-20-80030004 (020-80030004 / 0-20-80030004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-80039995 / 0044-20-80039995 (020-80039995 / 0-20-80039995) +44-20-80039996 / 0044-20-80039996 (020-80039996 / 0-20-80039996) +44-20-80039997 / 0044-20-80039997 (020-80039997 / 0-20-80039997) +44-20-80039998 / 0044-20-80039998 (020-80039998 / 0-20-80039998) +44-20-80039999 / 0044-20-80039999 (020-80039999 / 0-20-80039999)