logoSignal box prefix codes

A (hopefully) comprehensive listing

'Boxes beginning K

Last update 3 September 2018

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:

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Code Signal Box Note ELR Mileage Opened Closed Control to
KC Keadby Canal Downgraded to gate box 29 October 1972: line controlled by Scunthorpe (S) DOW 18m 14ch 1926    
K Unclear if code carried or even allocated
KJ Kearsley Junction   MVE1     c7 September 1986 Bolton (BN)
K Keighley Station Junction   TJC3 212m 18ch 1884 22 October 1994 Leeds (L)
U Up line automatic signals
KJ Keith Junction Code used from 2002 ANI2 30m 34ch 9 October 1905    
B Kellingley Colliery Bunker line shunt signals
(Also had draw-ahead signals in colliery sidings lettered A to H, with no number)		 WAG1        
K Kelvinhaugh Junction Code used from 1935 ARG2 2m 21ch 29 December 1935 20 May 1979 Hyndland (H)
KR Kempston Road Junction   SPC1 49m 16ch   1 November 1980 West Hampstead (WH)
  Kemsing   SBJ 26m 79ch   30 September 1964 Otford Junction (EBV)/
Borough Green (BG)
K Kendall Green   PED2 5m 57ch 1924 17 July 1981 Barnsley (BY)
K Kennethmont Code used from 2002 ANI1 32m 71ch 30 July 1888    
KN Code used from 4 January 2003
K Kennett Now preserved on Colne Valley Railway CCH 18m 69ch 1880 25 March 2012 (official)
(removed 18 December 2011)		 Bury St Edmunds (BY)
K Kennington Junction   DCL 61m 3ch 1901 15 December 1973 Oxford (OX)
KJ
DX Down Oxford line automatic signals
UX Up Oxford line automatic signals
KG Kensal Green   CWJ 4m 34ch   10 December 1988 Willesden Suburban (WS)
KG Kensal Green Junction   KGC c0m 10ch   7 April 1985 Willesden High Level Junction (HL)
KN Kensington Formerly named Kensington North Main WLL 3m 58ch February 1892 22 January 1983 Victoria Signalling Centre (VC)
  Kensington North Main See Kensington
KS Kensington South Main   WLL 3m 34ch 1892 4 October 1992 Victoria Signalling Centre (VC)
  Kentish Town Junction See Camden Road Junction
KT Kenton   CWJ 10m 15ch   10 December 1988 Willesden Suburban (WS)
RKT Repeater signals
K Ketton   PMJ 6m 59ch 14 January 1900    
KE Kew East Junction   BOK5 3m 32ch 1900 4 June 2012 Acton Wells Junction (AW)
K Keyham Formerly named Keyham Station MLN2 249m 30ch 25 June 1900 30 June 1973 Plymouth (P)
  Keyham Station See Keyham
CG Keymer Crossing   VTB3 40m 79ch 1884 25 June 1983 Three Bridges [new] (T)
KE Keynsham & Somerdale East   MLN1 113m 19ch 15 July 1966 18 July 1970 Bristol (B)
DM Down main line automatic signals
KW Keynsham & Somerdale West   MLN1 113m 53ch 24 July 1933 18 July 1970 Bristol (B)
KJ Kidderminster Junction Demolished September 2015 OWW 135m 17ch 25 October 1953 28 August 2012 West Midlands Signalling Centre (DR)
KC Kidsgrove Central   CMD1 13m 66ch 24 July 1965 17 May 2002 (last train);
27 May 2002 (official)		 Stoke on Trent Signalling Centre (SOT)
KCR Repeater signals
K Kidwelly   SWM2 234m 24ch 1885    
KB Kilburn   CWJ 2m 67ch   10 December 1988 Willesden Suburban (WS)
K Kildwick   TJC3 216m 52ch 1895 22 October 1994 Leeds (L)
D Down line automatic signals
U Up line automatic signals
KK Kilkerran Code used from 2002 STR1 53m 75ch 29 April 1895    
K Killingworth Code used from June 1962.  Downgraded to gate box 15? January 1978 ECM7 5m 76ch   29? January 1978 Benton (B)
D Down line automatic signals
U Up line automatic signals
K Kilmarnock Code used from 1976; burnt down 25 December 2006; reopened 2 January 2007 GBK 23m 42ch 12 April 1976    
BAK 0m 3ch
  Kilnhurst See Kilnhurst South
  Kilnhurst Central   WME 8m 50ch   6 July 1980 Thrybergh Junction (T)
K Kilnhurst South Also called Kilnhurst West South or Kilnhurst.  Code used from 1965 TJC3 165m 58ch   23 November 1980 Sheffield (S)
  Kilnhurst West South See Kilnhurst South
PK Kilwinning Local Signalling Panel See Paisley Kilwinning interlocking AYR4 25m 65ch 1887 5 April 1986 Paisley [new] (PK) (local control still possible)
KS Kimberley Sidings Ground Frame   MLN1     10 September 1966 Old Oak Common (OO)
KR Kingmoor   WCM1 1m 76ch 18 February 1963 16 June 1973 Carlisle (CE)
KY Kingsbury Shunt Frame   DBP1 28m 26ch 1969    
KC Kings Cross Existence of code not confirmed ECM1 c0m 15ch   26 September 1971 Kings Cross (K)
K Kings Cross   ECM1 0m 20ch 26 September 1971    
KC Code used by 1975
KX  
OJ A few signals on 'Widened Lines'; see also London Underground codes
OJX
WL Hertford North to Langley Junction section.  Code used from 4 May 2013 with ERTMS test track.  Control from Hitchin when testing taking place
  Kings Cross Freight Terminal Ground Frame See Freight Terminal Ground Frame [Kings Cross]
K Kings Dyke   EMP 96m 73ch 26 September 1989    
KD
RP Repeater (distant) signals
- Kingsferry Bridge Bridge box: line controlled by Sittingbourne (EV) SEJ2 47m 34ch 10 April 1960    
KH Kings Heath   SKN 44m 21ch   6 September 1969 Saltley (SY)
K Kingsknowe Downgraded to gate box 17 August 1981: line controlled by Edinburgh (ES) ECA2 98m 15ch c1875 6 February 1983 Edinburgh (ES)
KH Kings Lynn Harbour Junction Downgraded to ground frame 14 October 1984 BGK 95m 29ch March 1880 10 February 1985 Kings Lynn Junction (KL)
KL Kings Lynn Junction   BGK 96m 50ch December 1879    
KLD One signal on Middleton Towers branch
KN Kings Norton   BAG2 46m 75ch by 1925 6 September 1969 Saltley (SY)
KNE Kings Norton East Ground Frame   BAG2 c47m 0ch     Saltley (SY)
KJ Kingswinford Junction South Destroyed by fire KWD 144m 33ch 8 February 1916 14 November 2001 Kingswinford Junction South [new] (KJ)
KJ Kingswinford Junction South [new] Replacement to original building destroyed by fire KWD 144m 33ch 8 December 2003
(delayed from 13 October 2003)		 28 August 2012 West Midlands Signalling Centre (DR)
KG Kingussie Named Kingussie North to 11 November 1928.  Code used from 2002 HGL2 71m 48ch 1924    
  Kingussie North See Kingussie
K Kintbury   BHL 58m 43ch c1877 15 April 1978 Reading (R)
RK Kintbury Downgraded to gate box 15 July 1978: line controlled from Reading (R) BHL 58m 43ch 16 April 1978 23 June 2012 (planned) Thames Valley Signalling Centre (TR) (planned)
K Original, temporary, code until taken over by Reading (R)
K Kirby Cross   TWN 67m 50ch 1899 31 October 1990
(delayed from 20 October 1990)		 Thorpe-le-Soken (T)
KS Kirkby Stephen   SAC 266m 40ch 21 October 1974    
KS Kirkby Summit A Kirkby Summit box closed on 18 November 1994 (control to Pinxton); unclear if same box or even same general site PBS1 138m 79ch 11 September 1995 12 September 2011 East Midlands Control Centre (MS)
KT Kirkby Thore   SAC 282m 2ch 25 September 1994    
K Kirkcaldy Code used from 1979 ECN2 25m 78ch 6 December 1903 3 February 1980 Kirkcaldy [temporary panel] (K)
KE Reported: intended as EK for temporary panel?
EK Kirkcaldy [temporary panel]   ECN2 27m 22ch 3 February 1980 8 June 1980 Edinburgh (EK)
K Unclear if code carried
KC Kirkconnel Code used from 2002 GSW 62m 16ch 12 February 1911    
KE Kirkdale East   SJO1       James Street (JS)
K Kirkham Abbey   YMS 15m 2ch 1873    
KM Kirkham North Junction Demolished 13 December 2017 PBN 8m 29ch 1903 10 November 2017 (last train);
29 January 2018 (official		 Manchester Rail Operating Centre (BL)
KS Kirk Sandall   DOW 3m 25ch 30 June 1916 17 February 1980 Doncaster (D)
K
KN Kirksanton Gate box: line controlled by Silecroft (ST) CBC1 47m 8ch      
K Kirkstall Junction   TJC3 197m 78ch 1910 4 July 1994 Leeds (L)
RK Repeater signals
K Kirton Lane Crossing Downgraded to ground frame 15 October 1972: line controlled by Doncaster (D).  Unclear if code carried DOW 8m 47ch 1886 29 June 1980 Doncaster (D)
K Kirton Lime Sidings   MAC3 86m 20ch 1886    
KL  
KLS At least one signal
KS Kiveton Park Station Code used from 26 October 1980 MAC3 51m 54ch 1916    
K Knaresborough   HAY1 16m 55ch 1873    
LE Knockholt   XTD 16m 41ch 1898 1 August 1973 Ashford (US)
K Knottingley Named Knottingley Depot East to 8 January 1967 WAG1 59m 27ch   26 August 2006 (last train);
29 August 2006 (official)		 Ferrybridge [new] (FE)
  Knottingley Depot East See Knottingley
  Knutsford Named Knutsford East to 1 May 1966 CDM2 14m 36ch 1886 27 October 1996 Mobberley (MY)
  Knutsford East See Knutsford

Introduction | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Non-National Rail | Ireland | Western region MAS dates | Mechanical signalling bell codes