| Buchstabe/letter | Nummer/digits | Ziel/destination |
|---|---|---|
| A | 01 | nach London via Newbury aus Richtung Bristol/South Wales/Exeter/Cornwall (Class 1), nach Aylesbury (Chiltern) |
| B | 02 | von London via Swindon in Richtung Bristol/South Wales (Class 1) |
| C | 03 | von London via Newbury in Richtung Bristol/South Wales/Exeter/Cornwall (Class 1) |
| D | 04 | nach Oxford/Banbury |
| E | 05 | —– |
| F | 06 | nach London (außer von Maidenhead/Henley, Bedwyn/Newbury) |
| G | 07 | Greenford/zur Chiltern Line (außer Aylesbury), Cheltenham Spa/Worcester via Kemble |
| H | 08 | von Chiltern Line |
| I | 09 | —– |
| J | 10 | —– |
| K | 11 | Newbury/Bedwyn |
| L | 12 | nach London via Swindon aus Richtung Bristol/South Wales (Class 1) |
| M | 13 | —– |
| N | 14 | von Reading/Henley/Bourne End (Class 1), nach Didcot Parkway (Class 2) |
| O | 15 | —– |
| P | 16 | von Reading/Henley/Bourne End (Class 1), von Reading/Didcot Parkway (Class 2) |
| Q | 17 | —– |
| R | 18 | nach Reading |
| S | 19 | Hayes & Harlington/Slough |
| T | 20 | nach Heathrow Airport (Heathrow Express und Heathrow Connect) |
| U | 21 | —– |
| V | 22 | —– |
| W | 23 | nach Moreton-in-Marsh/Evesham/Worcester/Great Malvern, nach Hereford (Endziffern 01-04) |
| X | 00 | —– |
| Y | 24 | von Heathrow Airport (Heathrow Express und Heathrow Connect) |
| Z | 00 | —– |
| Buchstabe/letter | Nummer/digits | Ziel/destination |
|---|---|---|
| A | 01 | Windsort & Eton Central → Slough |
| A | 01 | Frome - Westbury/Warminster |
| A | 01 | nach Newton Abbot (Class 2) |
| A | 01 | Penzance/St Erth - St Ives |
| B | 02 | Maidenhead - Bourne End/Marlow |
| B | 02 | Cheltenham Spa → Swindon (Class 2, Endziffern 90-99) |
| B | 02 | nach Barnstaple (Class 2) |
| C | 03 | Gloucester - Bristol - Westbury |
| C | 03 | Great Malvern/Worcester → Dorridge |
| C | 03 | Bristol/Exeter → Plymouth/Par/Penzance |
| D | 04 | von Weston-super-Mare (Class 2) |
| E | 05 | Reading - Oxford - Worcester - Hereford |
| E | 05 | Penzance/Plymouth → Exeter (Class 2) |
| E | 05 | Cheltenham Spa/Gloucester/Bristol TM → Taunton/Exeter (Class 2) |
| F | 06 | nach Exmouth (Class 2) |
| F | 06 | nach Falmouth (Class 2) |
| G | 07 | West Ealing - Greenford |
| G | 07 | Weston-super-Mare/Bristol TM/Maesteg → Gloucester/Cheltenham Spa |
| G | 07 | Cheltenham Spa/Gloucester → Bristol TM |
| G | 07 | Plymouth - Gunnislake |
| H | 08 | Twyford - Henley-on-Thames |
| J | 10 | Reading - Basingstoke |
| K | 11 | Reading - Newbury/Bedwyn |
| K | 11 | Severn Beach/Avonmouth |
| L | 12 | Reading - Didcot Parkway - Oxford |
| L | 12 | Cheltenham Spa → Maesteg |
| L | 12 | Salisbury - Exeter/Paignton/Penzance |
| L | 12 | Looe |
| M | 13 | Reading/Oxford → Banbury |
| M | 13 | Gloucester/Swindon - Westbury - Frome (Class 2) |
| M | 13 | Exeter/Taunton → Bristol TM/Gloucester/Cheltenham Spa (Class 2) |
| N | 14 | Newquay - Par (Class 2) |
| O | 15 | Reading → Redill/Gatwick Airport |
| O | 15 | Lichfield Trent Valley/Four Oaks → Bromsgrove |
| O | 15 | Great Malvern/Westbury/Yeovil → Salisbury/Weymouth/Brighton |
| P | 16 | Bromsgrove → Lichfield Trent Valley |
| P | 16 | nach Plymouth (Class 2) |
| R | 18 | via Bristol TM avoiding Loop (Dr Days Jn - North Somerset Jn) |
| S | 19 | Worcester → Whitlocks End |
| T | 20 | Cheltenham Spa - Bristol Temple Meads |
| T | 20 | nach Paignton (Class 2) |
| T | 20 | von Falmouth (Class 2) |
| U | 21 | Bromsgrove → Four Oaks |
| V | 22 | Gatwick Airport/Redhill → Reading |
| V | 22 | Banbury → Oxford/Reading |
| V | 22 | Brighton/Weymouth/Salisbury → Yeovil/Westbury/Great Malvern |
| V | 22 | Dorridge/Whitlocks End → Worcester/Great Malvern |
| W | 23 | Slough → Windsor & Eton Central |
| Y | 24 | nach Weston-super-Mare (Class 2) |