Area Code +44-20-(00030000...00039999) 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 : 00030000 Subscriber Number To : 00039999 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 : Six Degrees Unified Comms 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-(00020000...00029999) next › : +44-20-(00040000...00049999) Dialling Instructions For trunk calls: 0 20 00030000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 00030000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 00030000 ~ 00039999 (Count: 10,000) Example: +44-20-00030000 / 0044-20-00030000 (020-00030000 / 0-20-00030000) +44-20-00030001 / 0044-20-00030001 (020-00030001 / 0-20-00030001) +44-20-00030002 / 0044-20-00030002 (020-00030002 / 0-20-00030002) +44-20-00030003 / 0044-20-00030003 (020-00030003 / 0-20-00030003) +44-20-00030004 / 0044-20-00030004 (020-00030004 / 0-20-00030004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-00039995 / 0044-20-00039995 (020-00039995 / 0-20-00039995) +44-20-00039996 / 0044-20-00039996 (020-00039996 / 0-20-00039996) +44-20-00039997 / 0044-20-00039997 (020-00039997 / 0-20-00039997) +44-20-00039998 / 0044-20-00039998 (020-00039998 / 0-20-00039998) +44-20-00039999 / 0044-20-00039999 (020-00039999 / 0-20-00039999)
