Last update 24 November 2021
Please select a starting letter from the links below:
| Code | Signal Box | Note | ELR | Mileage | Opened | Closed | Control to |
|---|
| YD | Yalding | PWS1 | 38m 19ch | 1894 | 22 June 1986 | Wateringbury (WB) | |
| Y | Yarm | LEN3 | 23 July 1967 | Picton (P) | |||
| Y | Yarmouth Vauxhall | 'Vauxhall' often omitted from name | NAY RBY | 18m 12ch 20m 29ch | 1884 | 17 February 2020 | Colchester [new] (YL) |
| Yate Main Line | Downgraded to ground frame on closure | BGL2 | 119m 54ch | 9 March 1886 | 19 October 1969 | Yate South (YS) | |
| YS | Yate South | Codes used from 20 October 1969 | BGL2 | 119m 74ch | 1 March 1908 | 8 May 1971 | Bristol (B) |
| DC | Down Charfield line automatic signals | ||||||
| UC | Up Charfield line automatic signals | ||||||
| YW | Yatton West | Code used from 28 November 1971 | MLN1 | 130m 35ch | ≈1875 | 29 January 1972 | Bristol (B) |
| DM | Down main line automatic signals. Code used from 28 November 1971 | ||||||
| Yaxham | NOE | 9m 41ch | ≈1882 | 13 June 1965 | To trainman operation | ||
| Y | Yaxley | ECM1 | 72m 55ch | 6 August 1890 | 28 April 1973 | Peterborough (P) | |
| D | Down direction automatic signals | ||||||
| U | Up direction automatic signals | ||||||
| YJ | Yeovil Junction | BAE2 | 122m 31ch | 3 March 1909 | 12 March 2012 | Basingstoke Signalling Control Centre (SE) | |
| DM | Down main line automatic signals | ||||||
| DUM | Down and up main line automatic signals | ||||||
| UM | Up main line automatic signals | ||||||
| YP | Yeovil Pen Mill | Code as stated on signalling plans | WEY | 141m 22ch | 22 February 1937 | ||
| YPM | Code used on signals | ||||||
| CU-D | Yoker | Proposed College interlocking City Union lines down direction signals. Code shown on plans for Larkfield link | YKR | 2m 4ch | 2 July 1989 | ||
| CU-U | Proposed College interlocking City Union lines up direction signals. Code shown on plans for Larkfield link | ||||||
| QL-D | Proposed College interlocking Queen St Low Level lines down direction signals. Code shown on plans for Larkfield link | ||||||
| QL-U | Proposed College interlocking Queen St Low Level lines up direction signals. Code shown on plans for Larkfield link | ||||||
| SL-D | Proposed College interlocking Strathbungo lines down direction signals. Code shown on plans for Larkfield link | ||||||
| SL-U | Proposed College interlocking Strathbungo lines up direction signals. Code shown on plans for Larkfield link | ||||||
| YC | Craigendoran interlocking. Code used from 1992 | ||||||
| YD | Dumbarton interlocking. Code used from 1992 | ||||||
| YF | Finnieston interlocking. Code used from 1989 | ||||||
| YH | Hyndland interlocking. Code used from 1989 | ||||||
| YS | Sunnyside interlocking. Code used from 1991 | ||||||
| YY | Yoker interlocking. Code used from 1989 | ||||||
| YYR | Yoker interlocking banner repeater signals | ||||||
| Y | York [IECC] | ECM4 | 188m 38ch | 14 May 1989 | 27 December 2018 | York Rail Operating Centre (CF, L, Y) | |
| CF | Former Church Fenton lines | ||||||
| L | Former Leeds lines | ||||||
| S | Former Stourton lines | ||||||
| YYN | York Yard North stop boards (uncertain whether code used or carried) | ||||||
| Y | York [PSB] | ECM4 | 188m 39ch | 9 April 1951 | 11 May 1989 or September 1989? | York [IECC] (Y) | |
| D | Down direction automatic signals Suffix indicated line, e.g. D3L Leeds lines, D3N Normanton lines | ||||||
| U | Up direction automatic signals Suffix indicated line, e.g. U2L Leeds lines, U2N Normanton lines | ||||||
| B | York Rail Operating Centre | Former Brocklesby signals. Code used from 30 December 2015 | ECM4 | 188m 15ch | 30 December 2015 | ||
| B | Former Bowesfield signals. Code used from 11 March 2019 | ||||||
| BD | Barnetby to Doncaster section. Code used from 30 December 2015 | ||||||
| BG | Barnetby to Gainsborough section. Code used from 30 December 2015 | ||||||
| BL | Barnetby to Lincoln section. Code used from 30 December 2015 | ||||||
| CB | Cleethorpes to Barnetby section. Code used from 30 December 2015 | ||||||
| CF | Former York IECC Church Fenton lines. Code used from 27 December 2018 | ||||||
| DE | Dore to Edale section (planned) | ||||||
| DH | Dryclough Junction to Heaton Lodge Junction section. Code used from 20 January 2018 | ||||||
| DS | Darlington to Saltburn section. Code used from 16 November 2021 | ||||||
| GH | Gilberdyke to Hessle signals. Code used from 26 November 2018 | ||||||
| GM | Former Greatham signals. Code used from 10 February 2021 | ||||||
| GP | Godwall Lane Junction to Potters Grange Junction signals (planned) | ||||||
| HB | Holbeck Junction to Bradford signals. Code used from 23 October 2018 | ||||||
| HG | Hall Royd Junction to Greetland Junction section. Code used from 20 January 2018 | ||||||
| HM | Former Healey Mills signals. Code used from 20 January 2018 | ||||||
| HU | Former Huddersfield signals. Code used from 20 January 2018 | ||||||
| K | Former Kings Cross signals. Code used from 3 December 2018 | ||||||
| L | Former York IECC Leeds lines. Code used from 27 December 2018 | ||||||
| MB | Marsh Junction to Brocklesby section. Code used from 30 December 2015 | ||||||
| MM | Milner Royd Junction to Mill Lane Junction section. Code used from 23 October 2018 | ||||||
| MS | Meadowhall South area signals (for Sheffield Tram-Train operation). Code used from 6 May 2018 | ||||||
| MW | Middlesbrough to Whitby section. Code used from 16 November 2021 | ||||||
| NF | Norton-on-Tees to Ferryhill section. Code used from 10 February 2021 | ||||||
| NS | Northallerton to Sunderland section. Code used from 10 February 2021 | ||||||
| P | Former Pasture Street signals. Code used from 30 December 2015 | ||||||
| S | Former Sheffield signals. Code used from 31 May 2016 | ||||||
| SA | Former Sheffield Aldwarke signals Code assumed in use | ||||||
| SG | Selby to Gilberdyke section. Code used from 26 November 2018 | ||||||
| ST | Former Stallingborough signals | ||||||
| TG | Thorne to Gilberdyke section. Code used from 26 November 2018 | ||||||
| W | Woodburn Junction area signals. Code used from 22 March 2021 | ||||||
| WL | Hertford North to Langley Junction section (former Kings Cross signals). Code used from 3 December 2018 with ERTMS test track. Control from Hitchin when testing taking place | ||||||
| WN | Woodhouse Junction area signals. Code used from 22 March 2021 | ||||||
| Y | Former York IECC signals. Code used from 27 December 2018 | ||||||
| YA | Kings Cross area signals. Code used from 24 April 2021 | ||||||
| YD | ERTMS boards (planned) (shown in Peterborough-March area on signalling plan) | ||||||
| YYN | York Yard North stop boards | ||||||
| Y | Yorkshire Main Colliery | Downgraded to shunters cabin 30 April 1977 | YMC | (26 September?) 1986 | Line closed | ||
| YYN | York Yard North | HOS | 0m 79ch | 1902-1905 | 11 May 1989 | York [IECC] (Y) | |
| YYS | York Yard South | HOS | 0m 25ch | 29 July 1962 | 11 May 1989 | York [IECC] (Y) | |
| YM | Ystrad Mynach | Named Ystrad South to 1892 | CAR | 13m 33ch | 1886 | 6 September 2013 | South Wales Control Centre (CF) |
| Ystrad South | See Ystrad Mynach | ||||||