Area Code +44-8999-(100000...109999) 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 : 100000 Subscriber Number To : 109999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) Carrier Name : Fibernet (UK) 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) 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-(090000...099999) next › : +44-8999-(110000...119999) Dialling Instructions For trunk calls: 0 8999 100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 8999 100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 100000 ~ 109999 (Count: 10,000) Example: +44-8999-100000 / 0044-8999-100000 (08999-100000 / 0-8999-100000) +44-8999-100001 / 0044-8999-100001 (08999-100001 / 0-8999-100001) +44-8999-100002 / 0044-8999-100002 (08999-100002 / 0-8999-100002) +44-8999-100003 / 0044-8999-100003 (08999-100003 / 0-8999-100003) +44-8999-100004 / 0044-8999-100004 (08999-100004 / 0-8999-100004) ...+44-8999-xxxxxx / 0044-8999-xxxxxx (08999-xxxxxx / 0-8999-xxxxxx) ...+44-8999-109995 / 0044-8999-109995 (08999-109995 / 0-8999-109995) +44-8999-109996 / 0044-8999-109996 (08999-109996 / 0-8999-109996) +44-8999-109997 / 0044-8999-109997 (08999-109997 / 0-8999-109997) +44-8999-109998 / 0044-8999-109998 (08999-109998 / 0-8999-109998) +44-8999-109999 / 0044-8999-109999 (08999-109999 / 0-8999-109999)