Last update 20 November 2020
Additional information is always gratefully received, whether entirely new records (particularly historical records), or information to fill in gaps or correct errors, via the contact link under the Miscellaneous entry in the navigation bar above. Thank you.
Please select a starting letter from the links below:
| Code | Signal Box | Note | ELR | Mileage | Opened | Closed | Control to |
|---|
| QJ | Quarry Junction | PED2 | 7m 45ch | 19 April 1960 | 17 November 1985 | Jumble Lane (J) | |
| QJ | Queensferry Junction | EGM1 | 42m 42ch | 9 October 1949 | 30 April 1978 | Edinburgh (EN) | |
| D | Down direction automatic signals | ||||||
| QP | Queens Park [London] | CWJ | 3m 66ch | 26 March 1905 | 10 December 1988 (or 1991?) |
Willesden Suburban (WS) | |
| RQP | Repeater signals | ||||||
| WD | Queens Road [London] | Named Queens Road West to 17 May 1936 | BML1 | 2m 65ch | 1898 | 25 May 1990 | Wimbledon (W) |
| Queens Road West | See Queens Road [London] | ||||||
| R | Queens Road [Manchester] | Distant signals | MVB1 | 1m 36ch | 1904 | 14 July 1991 | Line transferred to Manchester Metrolink |
| Q | Queen Street | EGM1 | 0m 17ch | 1881 | 26 February 1967 | Cowlairs (CQ) | |
| QW | Queen Street West | Code used from 1935 | NEM3 | 0m 44ch | 15 March 1886 | 8 February 1960 | High Street Junction (HS)/ Kelvinhaugh Junction (K) |
| QE | Queensville | LEC2 | 132m 30ch | 3 February 1935 | between 29 May 1960 and 28 May 1962 | Stafford No 4 (SD4) | |
| Q | Quintinshill | Code used from 1971 | WCM1 | 10m 19ch | 25 September 1903 | 7 July 1973 | Carlisle (CE) |