Area Code +44-20-(77830000...77839999) 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 : 77830000 Subscriber Number To : 77839999 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 : BT 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-(77820000...77829999) next › : +44-20-(77840000...77849999) Dialling Instructions For trunk calls: 0 20 77830000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 77830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 77830000 ~ 77839999 (Count: 10,000) Example: +44-20-77830000 / 0044-20-77830000 (020-77830000 / 0-20-77830000) +44-20-77830001 / 0044-20-77830001 (020-77830001 / 0-20-77830001) +44-20-77830002 / 0044-20-77830002 (020-77830002 / 0-20-77830002) +44-20-77830003 / 0044-20-77830003 (020-77830003 / 0-20-77830003) +44-20-77830004 / 0044-20-77830004 (020-77830004 / 0-20-77830004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-77839995 / 0044-20-77839995 (020-77839995 / 0-20-77839995) +44-20-77839996 / 0044-20-77839996 (020-77839996 / 0-20-77839996) +44-20-77839997 / 0044-20-77839997 (020-77839997 / 0-20-77839997) +44-20-77839998 / 0044-20-77839998 (020-77839998 / 0-20-77839998) +44-20-77839999 / 0044-20-77839999 (020-77839999 / 0-20-77839999)
