Area Code +44-20-(36170000...36179999) 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 : 36170000 Subscriber Number To : 36179999 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 : Gamma Telecom Holdings 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-(36160000...36169999) next › : +44-20-(36180000...36189999) Dialling Instructions For trunk calls: 0 20 36170000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 20 36170000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 36170000 ~ 36179999 (Count: 10,000) Example: +44-20-36170000 / 0044-20-36170000 (020-36170000 / 0-20-36170000) +44-20-36170001 / 0044-20-36170001 (020-36170001 / 0-20-36170001) +44-20-36170002 / 0044-20-36170002 (020-36170002 / 0-20-36170002) +44-20-36170003 / 0044-20-36170003 (020-36170003 / 0-20-36170003) +44-20-36170004 / 0044-20-36170004 (020-36170004 / 0-20-36170004) ...+44-20-xxxxxxxx / 0044-20-xxxxxxxx (020-xxxxxxxx / 0-20-xxxxxxxx) ...+44-20-36179995 / 0044-20-36179995 (020-36179995 / 0-20-36179995) +44-20-36179996 / 0044-20-36179996 (020-36179996 / 0-20-36179996) +44-20-36179997 / 0044-20-36179997 (020-36179997 / 0-20-36179997) +44-20-36179998 / 0044-20-36179998 (020-36179998 / 0-20-36179998) +44-20-36179999 / 0044-20-36179999 (020-36179999 / 0-20-36179999)