October 2008-December 2008
Main Document
Section B3, Part 3.47 (BT 118 Directory Enquiry (DQ) Service Calls)
Section B1, Part 1.08 (Number Portability)
Section B1, Part 1.06 (FreefoneTM 0800 & 0808 Calls, Lo-CallTM 0345 & 0845 Calls, BT Premium Rate Service Calls, National CallTM 0990 & 0870 Calls, BT Schools' 0820 Calls)