Area Code +44-905-(3780000...3789999) located in Premium Rate Services, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 905 Subscriber Number From : 3780000 Subscriber Number To : 3789999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) Carrier Name : Affiniti Integrated Solutions 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 : Premium Rate Services 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 : +44-905-(3770000...3779999) next › : +44-905-(3800000...3809999) Dialling Instructions For trunk calls: 0 905 3780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 905 3780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3780000 ~ 3789999 (Count: 10,000) Example: +44-905-3780000 / 0044-905-3780000 (0905-3780000 / 0-905-3780000) +44-905-3780001 / 0044-905-3780001 (0905-3780001 / 0-905-3780001) +44-905-3780002 / 0044-905-3780002 (0905-3780002 / 0-905-3780002) +44-905-3780003 / 0044-905-3780003 (0905-3780003 / 0-905-3780003) +44-905-3780004 / 0044-905-3780004 (0905-3780004 / 0-905-3780004) ...+44-905-xxxxxxx / 0044-905-xxxxxxx (0905-xxxxxxx / 0-905-xxxxxxx) ...+44-905-3789995 / 0044-905-3789995 (0905-3789995 / 0-905-3789995) +44-905-3789996 / 0044-905-3789996 (0905-3789996 / 0-905-3789996) +44-905-3789997 / 0044-905-3789997 (0905-3789997 / 0-905-3789997) +44-905-3789998 / 0044-905-3789998 (0905-3789998 / 0-905-3789998) +44-905-3789999 / 0044-905-3789999 (0905-3789999 / 0-905-3789999)