Telephony Archive Library
Telephony Archive Library
The following documents are previous issues of contractual information that have been published and are available for download
| Title | Description | Issue No | Date | Highlighted Text (if available) |
|---|---|---|---|---|
| Annex A | Planning & Operations | 5.0 | 27/09/06 | None Available |
| Annex D | Definitions | 5.0 | 26/10/06 | |
| Schedule 01 | ISI, Third Party ISI & IECs | 5.0 | 27/09/06 | Schedule 01 |
| Schedule 101 | BT Telephony Calls to the BT System | 5.0 | 26/10/06 | Schedule 101 |
| Schedule 102 | BT Transit Calls via the BT System | 4.0 | 04/08/06 | Schedule 102 |
| Schedule 102 | BT Transit Calls via the BT System | 2.0 | 1/10/97 | None Available |
| Schedule 105 | BT International I/C Calls from Authorised Overseas Systems via the Operator System to the BT System | 5.0 | 26/10/06 | Schedule 105 |
| Schedule 106 | BT International I/C Calls from Authorised Overseas Systems via the Operator System to the BT System (including specified Ancillary Services) | 5.0 | 26/10/06 | Schedule 106 |
| Schedule 112 | BT Premium Rate Service Calls | 4.1 | 07/06/06 | Schedule 112 |
| Schedule 120 | National Operator Assistance Service | 4.0 | 02/11/06 | Schedule 120 |
| Schedule 122 | International Operator Assistance Service | 4.0 | 02/11/06 | Schedule 122 |
| Schedule 125 | Emergency Service (including Post Code Allocation for Fixed Emergency Calls) | 4.0 | 22/09/06 | Schedule 125 |
| Schedule 130 | Customer Sited Interconnect | 5.0 | 27/09/06 | Schedule 130 |
| Schedule 141 | Indirect Access Calls to the Operator System | 5.0 | 27/09/06 | Schedule 141 |
| Schedule 143 | Carrier Pre-Selection | 5.0 | 25/10/06 | Schedule 143 |
| Schedule 152 | Supply of BT Phone Books | 4.0 | 22/09/06 | Schedule 152 |
| Schedule 230 | BT Short Messages to the BT System | 4.1 | 08/11/05 | Schedule 230 |
| Schedule 231 | BT Transit Short Messages via the BT System | 4.1 | 08/11/05 | Schedule 231 |
| Schedule 313 | Operator Premium Rate Service Calls | 4.3 | 05/07/06 | Schedule 313 |
| Schedule 313 | Operator Premium Rate Service Calls | 4.2 | 14/02/06 | Schedule 313 |
| Schedule 314 | Operator Personal Numbering Service (PNS) Calls (including personal assistant service Calls) | 4.2 | 02/06/06 | Schedule 314 |
| Schedule 314 | Operator Personal Numbering Service (PNS) Calls (including personal assistant service Calls | 4.1 | 14/02/06 | Schedule 314 |
| Schedule 393 | Operator FRIACO IP Network Calls at BT DLEs | 4.1 | 25/07/06 | Schedule 393 |
| Schedule 430 | Operator Short Messages to the Operator System | 4.0 | 07/12/05 | Schedule 430 |
| Schedule 552 | Operator Telephony Calls (Mobile Calls) to the Operator System | 4.1 | 23/06/06 | Schedule 552 |
| Schedule 553 | Operator International Incoming Calls from Authorised Oversea Systems via the BT System handed over to the Operator System ( comprising Mobile Calls and specified Ancillary Services) | 26/10/06 | Schedule 553 |
