Area Code +44-303-(0330000...0339999) located in National Number, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 303 Subscriber Number From : 0330000 Subscriber Number To : 0339999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : N (N) Carrier Name : Nextec (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 : National Number Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5000 Longitude : -0.1300 ‹ previous : +44-303-(0310000...0319999) next › : +44-303-(0400000...0409999) Dialling Instructions For trunk calls: 0 303 0330000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 303 0330000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0330000 ~ 0339999 (Count: 10,000) Example: +44-303-0330000 / 0044-303-0330000 (0303-0330000 / 0-303-0330000) +44-303-0330001 / 0044-303-0330001 (0303-0330001 / 0-303-0330001) +44-303-0330002 / 0044-303-0330002 (0303-0330002 / 0-303-0330002) +44-303-0330003 / 0044-303-0330003 (0303-0330003 / 0-303-0330003) +44-303-0330004 / 0044-303-0330004 (0303-0330004 / 0-303-0330004) ...+44-303-xxxxxxx / 0044-303-xxxxxxx (0303-xxxxxxx / 0-303-xxxxxxx) ...+44-303-0339995 / 0044-303-0339995 (0303-0339995 / 0-303-0339995) +44-303-0339996 / 0044-303-0339996 (0303-0339996 / 0-303-0339996) +44-303-0339997 / 0044-303-0339997 (0303-0339997 / 0-303-0339997) +44-303-0339998 / 0044-303-0339998 (0303-0339998 / 0-303-0339998) +44-303-0339999 / 0044-303-0339999 (0303-0339999 / 0-303-0339999)