Area Code +44-899-(9900000...9999999) located in Shared Cost Services, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 899 Subscriber Number From : 9900000 Subscriber Number To : 9999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : B (B) Carrier Name : Communications Networking Services (UK) 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 : Shared Cost 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 : +44-899-(9800000...9899999) next › : +44-900-(0000000...0009999) Dialling Instructions For trunk calls: 0 899 9900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 899 9900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9900000 ~ 9999999 (Count: 100,000) Example: +44-899-9900000 / 0044-899-9900000 (0899-9900000 / 0-899-9900000) +44-899-9900001 / 0044-899-9900001 (0899-9900001 / 0-899-9900001) +44-899-9900002 / 0044-899-9900002 (0899-9900002 / 0-899-9900002) +44-899-9900003 / 0044-899-9900003 (0899-9900003 / 0-899-9900003) +44-899-9900004 / 0044-899-9900004 (0899-9900004 / 0-899-9900004) ...+44-899-xxxxxxx / 0044-899-xxxxxxx (0899-xxxxxxx / 0-899-xxxxxxx) ...+44-899-9999995 / 0044-899-9999995 (0899-9999995 / 0-899-9999995) +44-899-9999996 / 0044-899-9999996 (0899-9999996 / 0-899-9999996) +44-899-9999997 / 0044-899-9999997 (0899-9999997 / 0-899-9999997) +44-899-9999998 / 0044-899-9999998 (0899-9999998 / 0-899-9999998) +44-899-9999999 / 0044-899-9999999 (0899-9999999 / 0-899-9999999)