Area Code +44-870-(4890000...4899999) located in Shared Cost Services, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 870 Subscriber Number From : 4890000 Subscriber Number To : 4899999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : B (B) Carrier Name : Red Squared 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 : 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 : +44-870-(4880000...4889999) next › : +44-870-(4900000...4909999) Dialling Instructions For trunk calls: 0 870 4890000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 870 4890000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4890000 ~ 4899999 (Count: 10,000) Example: +44-870-4890000 / 0044-870-4890000 (0870-4890000 / 0-870-4890000) +44-870-4890001 / 0044-870-4890001 (0870-4890001 / 0-870-4890001) +44-870-4890002 / 0044-870-4890002 (0870-4890002 / 0-870-4890002) +44-870-4890003 / 0044-870-4890003 (0870-4890003 / 0-870-4890003) +44-870-4890004 / 0044-870-4890004 (0870-4890004 / 0-870-4890004) ...+44-870-xxxxxxx / 0044-870-xxxxxxx (0870-xxxxxxx / 0-870-xxxxxxx) ...+44-870-4899995 / 0044-870-4899995 (0870-4899995 / 0-870-4899995) +44-870-4899996 / 0044-870-4899996 (0870-4899996 / 0-870-4899996) +44-870-4899997 / 0044-870-4899997 (0870-4899997 / 0-870-4899997) +44-870-4899998 / 0044-870-4899998 (0870-4899998 / 0-870-4899998) +44-870-4899999 / 0044-870-4899999 (0870-4899999 / 0-870-4899999)