Section 1: Exchange Lines Part 19: Telephone Directories BT Customers: OpDate: 01-02-2015 | |
Section 2: Call Charges & Exchange Line Services Part 19: Call Charges From BT Public Payphones: OpDate: 01-02-2015 | |
Section 2: Call Charges & Exchange Line Services Part 19: Dialled Direct: OpDate: 01-02-2015 | |