Area Code +44-8999-(040000...049999) located in Inbound Routing Codes, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 8999 Subscriber Number From : 040000 Subscriber Number To : 049999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) Carrier Name : The Number UK 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) City : Inbound Routing Codes 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 : +44-8999-(030000...039999) next › : +44-8999-(050000...059999) Dialling Instructions For trunk calls: 0 8999 040000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 8999 040000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 040000 ~ 049999 (Count: 10,000) Example: +44-8999-040000 / 0044-8999-040000 (08999-040000 / 0-8999-040000) +44-8999-040001 / 0044-8999-040001 (08999-040001 / 0-8999-040001) +44-8999-040002 / 0044-8999-040002 (08999-040002 / 0-8999-040002) +44-8999-040003 / 0044-8999-040003 (08999-040003 / 0-8999-040003) +44-8999-040004 / 0044-8999-040004 (08999-040004 / 0-8999-040004) ...+44-8999-xxxxxx / 0044-8999-xxxxxx (08999-xxxxxx / 0-8999-xxxxxx) ...+44-8999-049995 / 0044-8999-049995 (08999-049995 / 0-8999-049995) +44-8999-049996 / 0044-8999-049996 (08999-049996 / 0-8999-049996) +44-8999-049997 / 0044-8999-049997 (08999-049997 / 0-8999-049997) +44-8999-049998 / 0044-8999-049998 (08999-049998 / 0-8999-049998) +44-8999-049999 / 0044-8999-049999 (08999-049999 / 0-8999-049999)