Area Code +44-983-(8580000...8589999) located in Premium Rate Services - Adult Content, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 983 Subscriber Number From : 8580000 Subscriber Number To : 8589999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : S (Special) Carrier Name : 24 Seven Communications 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 - Adult Content 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 : +44-983-(8570000...8579999) next › : +44-983-(8590000...8599999) Dialling Instructions For trunk calls: 0 983 8580000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 983 8580000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8580000 ~ 8589999 (Count: 10,000) Example: +44-983-8580000 / 0044-983-8580000 (0983-8580000 / 0-983-8580000) +44-983-8580001 / 0044-983-8580001 (0983-8580001 / 0-983-8580001) +44-983-8580002 / 0044-983-8580002 (0983-8580002 / 0-983-8580002) +44-983-8580003 / 0044-983-8580003 (0983-8580003 / 0-983-8580003) +44-983-8580004 / 0044-983-8580004 (0983-8580004 / 0-983-8580004) ...+44-983-xxxxxxx / 0044-983-xxxxxxx (0983-xxxxxxx / 0-983-xxxxxxx) ...+44-983-8589995 / 0044-983-8589995 (0983-8589995 / 0-983-8589995) +44-983-8589996 / 0044-983-8589996 (0983-8589996 / 0-983-8589996) +44-983-8589997 / 0044-983-8589997 (0983-8589997 / 0-983-8589997) +44-983-8589998 / 0044-983-8589998 (0983-8589998 / 0-983-8589998) +44-983-8589999 / 0044-983-8589999 (0983-8589999 / 0-983-8589999)