Area Code +44-2311-(100000...109999) located in Southampton, Southampton (STH), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 2311 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 : 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 : STH Region Name : Southampton City : Southampton Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 50.9000 Longitude : -1.4000 ‹ previous : +44-2311-(050000...059999) next › : +44-2380-(000000...009999) Dialling Instructions For trunk calls: 0 2311 100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 2311 100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 100000 ~ 109999 (Count: 10,000) Example: +44-2311-100000 / 0044-2311-100000 (02311-100000 / 0-2311-100000) +44-2311-100001 / 0044-2311-100001 (02311-100001 / 0-2311-100001) +44-2311-100002 / 0044-2311-100002 (02311-100002 / 0-2311-100002) +44-2311-100003 / 0044-2311-100003 (02311-100003 / 0-2311-100003) +44-2311-100004 / 0044-2311-100004 (02311-100004 / 0-2311-100004) ...+44-2311-xxxxxx / 0044-2311-xxxxxx (02311-xxxxxx / 0-2311-xxxxxx) ...+44-2311-109995 / 0044-2311-109995 (02311-109995 / 0-2311-109995) +44-2311-109996 / 0044-2311-109996 (02311-109996 / 0-2311-109996) +44-2311-109997 / 0044-2311-109997 (02311-109997 / 0-2311-109997) +44-2311-109998 / 0044-2311-109998 (02311-109998 / 0-2311-109998) +44-2311-109999 / 0044-2311-109999 (02311-109999 / 0-2311-109999)