Area Code +44-7028-(800000...899999) located in Personal Numbers, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 7028 Subscriber Number From : 800000 Subscriber Number To : 899999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : COLT Technology Services 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 : Personal Numbers Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5100 Longitude : -0.1300 ‹ previous : +44-7028-(700000...799999) next › : +44-7029-(000000...009999) Dialling Instructions For trunk calls: 0 7028 800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 7028 800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 800000 ~ 899999 (Count: 100,000) Example: +44-7028-800000 / 0044-7028-800000 (07028-800000 / 0-7028-800000) +44-7028-800001 / 0044-7028-800001 (07028-800001 / 0-7028-800001) +44-7028-800002 / 0044-7028-800002 (07028-800002 / 0-7028-800002) +44-7028-800003 / 0044-7028-800003 (07028-800003 / 0-7028-800003) +44-7028-800004 / 0044-7028-800004 (07028-800004 / 0-7028-800004) ...+44-7028-xxxxxx / 0044-7028-xxxxxx (07028-xxxxxx / 0-7028-xxxxxx) ...+44-7028-899995 / 0044-7028-899995 (07028-899995 / 0-7028-899995) +44-7028-899996 / 0044-7028-899996 (07028-899996 / 0-7028-899996) +44-7028-899997 / 0044-7028-899997 (07028-899997 / 0-7028-899997) +44-7028-899998 / 0044-7028-899998 (07028-899998 / 0-7028-899998) +44-7028-899999 / 0044-7028-899999 (07028-899999 / 0-7028-899999)