Area Code +44-904-(0810000...0819999) located in Premium Rate Services, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 904 Subscriber Number From : 0810000 Subscriber Number To : 0819999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) Carrier Name : Invomo 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 : +44-904-(0800000...0809999) next › : +44-904-(0820000...0829999) Dialling Instructions For trunk calls: 0 904 0810000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 904 0810000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0810000 ~ 0819999 (Count: 10,000) Example: +44-904-0810000 / 0044-904-0810000 (0904-0810000 / 0-904-0810000) +44-904-0810001 / 0044-904-0810001 (0904-0810001 / 0-904-0810001) +44-904-0810002 / 0044-904-0810002 (0904-0810002 / 0-904-0810002) +44-904-0810003 / 0044-904-0810003 (0904-0810003 / 0-904-0810003) +44-904-0810004 / 0044-904-0810004 (0904-0810004 / 0-904-0810004) ...+44-904-xxxxxxx / 0044-904-xxxxxxx (0904-xxxxxxx / 0-904-xxxxxxx) ...+44-904-0819995 / 0044-904-0819995 (0904-0819995 / 0-904-0819995) +44-904-0819996 / 0044-904-0819996 (0904-0819996 / 0-904-0819996) +44-904-0819997 / 0044-904-0819997 (0904-0819997 / 0-904-0819997) +44-904-0819998 / 0044-904-0819998 (0904-0819998 / 0-904-0819998) +44-904-0819999 / 0044-904-0819999 (0904-0819999 / 0-904-0819999)