Radio station in the greater Belfast area. U105 broadcasts on 105.8 MHz FM with a power of 2kW from the Arqiva site at Black Mountain, on DTT (Freeview) Channel 726 to all of Northern Ireland, and streams on the Internet for UK listeners at www.u105.com. U105 is based at UTV, Ormeau Road, Belfast, BT7 1EB. Telephone numbers: Switchboard: 028 9033 2105 Studio: 028 9033 3105 Text: 07766 105 105 Fax: 028 9033 0105