Area Code +44-20-(78980000...78989999) 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 : 78980000 Subscriber Number To : 78989999 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 : COLT Technology Services 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-(78970000...78979999) next › : +44-20-(78990000...78999999) Dialling Instructions For trunk calls: 0 20 78980000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 78980000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 78980000 ~ 78989999 (Count: 10,000) Example: +44-20-78980000 / 0044-20-78980000 (020-78980000 / 0-20-78980000) +44-20-78980001 / 0044-20-78980001 (020-78980001 / 0-20-78980001) +44-20-78980002 / 0044-20-78980002 (020-78980002 / 0-20-78980002) +44-20-78980003 / 0044-20-78980003 (020-78980003 / 0-20-78980003) +44-20-78980004 / 0044-20-78980004 (020-78980004 / 0-20-78980004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-78989995 / 0044-20-78989995 (020-78989995 / 0-20-78989995) +44-20-78989996 / 0044-20-78989996 (020-78989996 / 0-20-78989996) +44-20-78989997 / 0044-20-78989997 (020-78989997 / 0-20-78989997) +44-20-78989998 / 0044-20-78989998 (020-78989998 / 0-20-78989998) +44-20-78989999 / 0044-20-78989999 (020-78989999 / 0-20-78989999)