| Section 2: Call Charges & Exchange Line Services Part 15: Call Charges : OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 20: Additional Featureline Service Options: OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 26: BT ISDN 2, ISDN 2E, Access Charges Connection and Rental : OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 25: BT ISDN 30 Business Continuity Services: OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 24: Bulk DDI Scheme: OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 24: Conversion to ISDN 30E From DASS2 or I421 : OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 24: DDI Connection Charges: OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 11: Out-of-Area Exchange Lines - Bulk Service - ISDN30: OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 24: Pricing Information: OpDate: 01-10-2012 | |
| Section 1: Exchange Lines Part 24: Standby Power: OpDate: 01-10-2012 | |
BT Price List