TOPS Locomotive, Depot, and Pool codes - top page


The following is a list of TOPS Depot Codes which can be used in conjunction with the locomotive stock changes in the “Railway Observer” which is published monthly by the Railway Correspondence and Travel Society.

Depots recorded with an asterisk have an allocation of locomotives although in some cases RSL/TOPS records may not be accurate.


24.12.2021: Change of Operator: Ashford - SE Trains Limited replaced Hitachi Rail Europe Ltd

17.10.2021: Change of Operator: Neville Hill T&RMD – Northern Trains Limited replaced Abellio East Midlands Limited

17.10.2021: Change of Franchise: SE Trains Limited replaced London & South Eastern Railway Limited

09.02.2021: Transport for Wales Ltd replaced Franchise – Gweithrediadau Keolis Amey Limited

AC Aberdeen, Clayhills T&RSMD .. London North Eastern Railway Limited
AD New Ashford, EMUD .. SE Trains Limited
AF Ashford, Chart Leacon TMD (Closed) .. ..
AK Ardwick T&RSMD, Manchester .. Siemens Transportation Systems
AL Aylesbury T&RS .. Chiltern Railways Company Limited
AN Allerton Depot .. Northern Trains Limited
AO Acton LHS .. DB Cargo UK
AT Alstom, Birmingham (WCML) (Closed) .. Alstom
AV Avonmouth BBHT .. Freightliner Group Ltd
AW Ardwick West (WCRM) .. Network Rail Infrastructure Limited
AZ Alizay, France * Axiom Rail
BA Basford Hall .. Freightliner Group Ltd
BB Boulby Mine Carlin How (FLHH) .. Freightliner Heavy Haul Ltd
BC Boden Rail Loco Depot (Nottingham Eastcroft Carriage Sidings) .. Boden Rail Engineering Ltd
BD Birkenhead North TMD .. Merseyrail
BE Barnetby East Engineers Siding FP .. Freightliner Group Ltd
BF Bedford, Cauldwell Walk Depot .. Govia Thameslink Railway Limited
BG Botinic Gardens (Hull) DMUD .. First TransPennine Express
BH Barrow Hill SD * Barrow Hill Ltd
BH Barrow Hill SD (FLHH) .. Freightliner Heavy Haul Ltd
BI Brighton Lovers Walk .. Govia Thameslink Railway Limited
BI Brighton TMD .. Govia Thameslink Railway Limited
BK Bristol Barton Hill .. London and North Western Railway Co. Ltd
BL Basford Hall Depot (Freightliner) .. Freightliner Group Ltd
BM Bournemouth West TMD .. First MTR South Western Trains Limited 
BN Bounds Green T&RSMD * Hitachi Rail Europe Ltd
BO Burton upon Trent T&RSMD * Nemesis Rail Limited
BP Blackpool North CARMD .. Northern Trains Limited
BQ Bardon Hill Quarry .. Freightliner Group Ltd
BR Banbury Depot (LMD) .. Chiltern Railways Company Limited
BR Bristol Kingsland Road .. Network Rail Infrastructure Limited
BS Bescot TMD .. DB Cargo UK
BT Bo'ness, Bo'ness & Kinneil Railway * Bo’ness & Kinneil Railway
BU Burngullow (FLHH) .. Freightliner Heavy Haul Ltd
BW Barrow-in-Furness SD .. Northern Trains Limited
BX Buxton TMD (Closed) .. ..
BY Bletchley TMD .. West Midlands Trains Ltd
BZ St. Blazey SD .. DB Cargo UK
CA Carlisle New Yard DBS Loco Maintenance Point .. DB Cargo UK
CB Condor Park, Butterley * Midland Railway Centre
CC Clacton on Sea SD .. Abellio Greater Anglia Ltd
CD Crewe Diesel MD * Locomotive Storage Ltd
CE Crewe Electric MD * DB Cargo UK
CF Cardiff Canton Sidings .. Transport for Wales Limited
CF Cardiff Canton TMD .. Pullman Rail Ltd
CG Crewe CS LNWR (FLHH)     .. Freightliner Heavy Haul Ltd
CG Crewe Virtual Quarry .. Network Rail Infrastructure Limited
CH Chester TMD .. CAF Rail Traincare Limited
CJ Clapham Junction CSD .. First MTR South Western Trains Limited 
CK Corkerhill CSMD .. ScotRail Trains Limited
CL Carlisle Upperby T&RSMD (Closed) .. ..
CM Basford Hall Fuel Point .. Freightliner Group Ltd
CM Camden CSD .. West Midlands Trains Ltd
CN Chaddesden Sidings, Derby .. Freightliner Group Ltd
CO Coquelles, France * Groupe Eurotunnel S.A.
CP Crewe CS * London and North Western Railway Co. Ltd
CQ Crewe Railway Age * Crewe Heritage Centre
CQ Crewe Gresty Lane (DRS) .. Direct Rail Services Ltd
CR Colchester SD .. Abellio Greater Anglia Ltd
CR Crewe Gresty Bridge Loco SD (DRS) .. Direct Rail Services Ltd
CS Carnforth (WCR) * West Coast Railway Company
CT Cleethorpes Station .. First TransPennine Express
CU Coatbridge FLT .. Freightliner Group Ltd
CW Cricklewood Depot .. Abellio East Midlands Limited
CX Chalmerston .. Freightliner Heavy Haul Ltd
CZ Central Rivers, Barton-under-Needwood RSMD .. Bombardier Transportation
DF Derby RTC * Loram UK Ltd
DH Dereham .. Mid Norfolk Railway
DI Didcot, GWS * Great Western Society
DL Dollands Moor Loco Repair Siding .. DB Cargo UK
DM Dagenham Dock (FLHH) .. Freightliner Heavy Haul Ltd
DM Dagenham Dock HS (Closed) .. ..
DR Doncaster Carr TMD * Hitachi Rail Europe Ltd
DT Didcot Triangle FP .. DB Cargo UK
DU Doncaster Up Decoy LMD   .. DB Cargo UK
DV Daventry .. Direct Rail Services Ltd
DY Derby Etches Park HST * Abellio East Midlands Limited
EC Edinburgh Craigentinny T&RSMD * Hitachi Rail Europe Ltd
EH Eastleigh TMD * London and North Western Railway Co. Ltd
EI Edinburgh Craigentinny CS .. London North Eastern Railway Limited
EJ Leith South (FLHH/LaFarge) .. Freightliner Heavy Haul Ltd
EL East Lancashire Railway, Heywood, .. East Lancashire Railway
EM East Ham EMD .. c2c Rail Ltd
EP Edinburgh Portobello Junction .. Network Rail Infrastructure Limited
ER Eurre, France .. SNCF
ES Earles Sidings (FLTT) .. Freightliner Group Ltd
ET Eastleigh TMD (Freightliner) .. Freightliner Group Ltd
EU East Usk, Newport, Servicing Road .. DB Cargo UK
EX Exeter St.Davids CS FP .. First Greater Western Limited
EX Exeter St.Davids SD .. First Greater Western Limited
FA Fairwater, Taunton (FLHH) .. Freightliner Heavy Haul Ltd
FB Ferrybridge Loco Maintenance Depot .. DB Cargo UK
FD Freightliner Nationwide, Diesel Locos * Freightliner Group Ltd
FE Freightliner Nationwide, Electric Locos * Freightliner Group Ltd
FF Brussels Forest T&RSMD .. SNCB
FH Frodingham (Scunthorpe) SD .. Grant Rail
FN Felixstowe North Docks (GBRf) .. GB Railfreight
FP Ferme Park FP .. London North Eastern Railway Limited
FP Ferme Park FP (GBRf) .. GB Railfreight
FR Fratton CSD .. First MTR South Western Trains Limited 
FT Frethun, Calais (Tunnel), France .. SNCF
FT Frethun, Calais Depot, France .. SNCF
FW Fort William FP * DB Cargo UK
FW Fort William Station .. ScotRail Trains Limited
FZ Fort William Junction Yard .. DB Cargo UK
GB Guide Bridge (WCRM) .. ISU (CE)
GB Guide Bridge Yard (FLHH) .. Freightliner Heavy Haul Ltd
GD Gascoigne Wood Sidings .. DB Cargo UK
GI Gillingham (Kent) EMUD .. SE Trains Limited
GL Gloucester (Cotswold Rail) (Now Colas Rail) .. Colas Rail Limited
GL Gloucester SD .. ISU (CE)
GN Garston FLT .. Freightliner Group Ltd
GO Gulf Oil, Waterston (Closed) .. ..
GW Glasgow Shields EMD .. ScotRail Trains Limited
HA Haymarket (Edinburgh) TMD * ScotRail Trains Limited
HC Holyhead CS .. Transport for Wales Limited
HD Holyhead SD .. Transport for Wales Limited
HE Hornsey EMUD .. Govia Thameslink Railway Limited
HE Hornsey EMUD Wheel Lathe .. Govia Thameslink Railway Limited
HF Hereford FP .. DB Cargo UK
HG Hither Green TMD .. DB Cargo UK
HH Hams Hall (GBRf) .. GB Railfreight
HM Healey Mills TMD (Closed) .. ..
HN Hoo Junction Up Yard .. DB Cargo UK
HO Holbeck (Leeds) TMD .. ISU (CE)
HP Hope Blue Circle (FLHH) .. Freightliner Maintenance Limited
HQ HQ Locos * ..
HR Gloucester Horton Road .. Colas Rail Limited
HS Hoo Junction Fuel Point .. DB Cargo UK
HT Heaton T&RSMD .. Northern Trains Limited
HU Hunterston High Level Sidings .. DB Cargo UK
HV Hunterston High Level Sidings (FLHH) .. Freightliner Heavy Haul Ltd
IF Ipswich Vehicle Maintenance Facility Fuel Point .. Freightliner Maintenance Limited
IG Isle of Grain Thamesport Terminal .. Freightliner Group Ltd
IL Ilford EMD .. Abellio Greater Anglia Ltd
IL Old Oak Common (Crossrail) .. Bombardier Transportation
IM Immingham Reception .. DB Cargo UK
IM Immingham TMD .. DB Cargo UK
IN Immingham B4 Sidings .. DB Cargo UK
IO Immingham Dock Reception (FLHH) .. Freightliner Heavy Haul Ltd
IP Ipswich FP .. Abellio Greater Anglia Ltd
IP Ipswich LHS .. Freightliner Group Ltd
IS Inverness CSMD .. ScotRail Trains Limited
IS Inverness TMD .. ScotRail Trains Limited
IV Ipswich Vehicle Maintenance Facility Wagon Shed .. Freightliner Maintenance Limited
IW Ipswich Vehicle Maintenance Facility Wheel Lathe .. Freightliner Maintenance Limited
KG Knottingley TMD (FLHH) .. DB Cargo UK
KI Kidderminster TMD (SVR) * Severn Valley Railway
KM Kingmoor, Carlisle, TMD * Direct Rail Services Ltd
KR Bridgenorth * Severn Valley Railway
KT Kineton, Fenny Compton, MOD .. Ministry of Defence
KY Knottingley TMD .. DB Cargo UK
KY Knottingley WRD .. DB Cargo UK
KZ Killoch Colliery .. Freightliner Heavy Haul Ltd
LA Laira (Plymouth) TMD * First Greater Western Limited
LA Laira (Plymouth) CEM Depot .. First Greater Western Limited
LB Loughborough Works (Brush Traction) .. Brush Traction, Wabtec Corporation
LD Leeds, Midland Road T&RSMD * Freightliner Maintenance Limited
LE Landore (Swansea) TMD * Chrysalis Rail Services Ltd
LF Leeds, Midland Road Wheel Lathe .. Freightliner Maintenance Limited
LG Longsight, Manchester EMD .. Northern Trains Limited
LI Longslght Manchester DMD .. Siemens Transportation Systems
LJ Llandudno Junction SD (Closed) .. ..
LK South Bank Lackenby .. Corus
LL Liverpool, Edge Hill Traincare Centre * Alstom
LM Long Marston * Chrysalis Rail Services Ltd
LO Longsight, Manchester DMD * Alstom
LR Leicester Loco SD * UK Rail Leasing
LS Longsight Wheel Lathe .. Alstom
LS Manchester Int Depot (FL) .. Freightliner Heavy Haul Ltd
LT Longport Freight Depot .. DB Cargo UK
LT Longport Pinnox Branch .. DB Cargo UK
LW Lawley Street, Birmingham FLT .. Freightliner Group Ltd
LY Parus Le Landy T&RSMD .. SNCF
MA Manchester, Longsight CS .. Alstom
MD Merehead TMD * Freightliner Heavy Haul Ltd
ME Mossend TMD .. DB Cargo UK
MF Mountfield .. GB Railfreight
MG Margam TMD (Closed) .. ..
MH Millerhill Loco Inspection Point (Closed) .. ..
MH Millerhill Yard .. DB Cargo UK
MI Motherwell Repair Point (DRS) .. Direct Rail Services Ltd
MK Markinch (Charter/PO) .. ScotRail Trains Limited
ML Motherwell TMD .. Network Rail Infrastructure Limited
MN Machynlleth .. Transport for Wales Limited
MN Machynlleth Station FP .. Transport for Wales Limited
MO Morris Cowley FD (Closed) .. ..
MO Morris Cowley Mat Transport (Closed) .. ..
MR March TMD (March Down Refuge Siding) .. GB Railfreight
MS Mountsorrell Loco Servicing Road .. DB Cargo UK
MT Merehead TMD (FLHH) .. Freightliner Heavy Haul Ltd
NB New Biggin (GBRf) .. GB Railfreight
NC Norwich Crown Point T&RSMD .. Abellio Greater Anglia Ltd
ND Neasden Depot (LUL)             .. London Underground Ltd
NG New Cross Gate CSD .. London Overground
NH Newton Heath, Manchester TMD .. Northern Trains Limited
NL Neville Hill T&RMD * Northern Trains Limited
NM Nottingham Eastcroft CMD .. Abellio East Midlands Limited
NM Nottingham SD .. Abellio East Midlands Limited
NN Northampton, Kings Heath EMUD .. Siemens Transportation Systems
NP North Pole IEP Depot .. Hitachi Rail Europe Ltd
NR Norwich Crown Point CS (GBRf) .. GB Railfreight
NT Northam, Southampton, Depot .. Siemens Transportation Systems
NU Nunnery (Sheffield Supertram) .. Sheffield Supertram
NV Neville Hill Depot (FLHH) .. Abellio East Midlands Limited
NY Grosmont NYM Railway .. North Yorkshire Moors Railway
NY Grosmont Station .. Northern Trains Limited
OC Old Oak Common Diesel TMD (Closed) .. ..
OE Old Oak Common EWS (Closed) .. ..
OH Old Oak Common EMUD (Closed) .. ..
OM Old Oak Common CS (Closed) .. ..
OO Old Oak Common HST Depot (Closed) .. ..
OX Oxford SD .. ..
OY Oxley, Midlands Traincare Centre * Alstom
PB Peterborough NVR .. Nene Valley Railway
PB Peterborough SD .. DB Cargo UK
PC Polmadie, Traincare Centre .. Alstom
PE Peak Forest FP (FLHH) .. Freightliner Heavy Haul Ltd
PF Peak Forest South .. DB Cargo UK
PG Peterborough SD, GBRF * Electro-Motive Services International Ltd
PH Perth Station FP .. ScotRail Trains Limited
PM St. Phillips Marsh HST Depot * First Greater Western Limited
PN Poznan, Poland * Axiom Rail
PO Polmadie Civil Engineer's Depot .. ISU (CE)
PR Preston Bakehouse Sidings .. First Trenitalia
PT Peterborough GBRf SD .. GB Railfreight
PZ Penzance SD * First Greater Western Limited
QR Quainton Road .. Buckinghamshire Railway Centre
RB Rylstone .. Tilcon
RD Reading West Junction Yard .. Network Rail Infrastructure Limited
RG Reading Traincare Depot * First Greater Western Limited
RG Reading TMD (Closed) .. ..
RI Ruddington InterCity .. Great Central Railway (North)
RL Ropley (Mid-Hants) * Mid Hants Railway
RM Ramsgate EMUD .. SE Trains Limited
RR Roberts Road, Doncaster .. Electro-Motive Services International Ltd
RS Roberts Road, Doncaster (GBRF) * GB Railfreight
RT Rotherham Masborough FD .. DB Cargo UK
RU Rugby DED (Colas Rail, Operations Centre) * Colas Rail Limited
RU Rugby GTRM Depot (Mill Road - FLHH) .. Freightliner Heavy Haul Ltd
RV Ravenstruther Crouch Mining .. Freightliner Heavy Haul Ltd
RY Ryde, I.O.W. Maintenance Depot .. First MTR South Western Trains Limited 
SA Salisbury Depot .. First MTR South Western Trains Limited 
SA Swanage .. Swanage Railway
SB Selby .. GB Railfreight
SC Scunthorpe LHS .. DB Cargo UK
SD Sellafield (BNFL) SD .. Direct Rail Services Ltd
SE St. Leonards West Marina * St. Leonards Railway Engineering
SE St. Leonards West Marina (GBRf) .. GB Railfreight
SF Scarborough TMD .. First TransPennine Express
SG Slade Green TMD .. SE Trains Limited
SH Southall DMU Depot .. West Coast Railway Company
SJ Shelton Maint Point (WCRM) .. Network Rail Infrastructure Limited
SK Stoke Gifford FLH .. Freightliner Heavy Haul Ltd
SK Stoke Gifford LMD .. Freightliner Group Ltd
SK Swanwick Junction, Midland Railway .. Midland Railway Centre
SL Stewarts Lane TMD * DB Cargo UK
SM Sheffield FP .. Northern Trains Limited
SN Stranraer Town Freight Depot (Closed) .. ..
SO Soho LMD .. West Midlands Trains Ltd
SO Southampton FL Sidings .. Freightliner Group Ltd
SP Springs Branch, Wigan TMD .. DB Cargo UK
SR Shrewsbury, Coleham (ERTMS) .. Network Rail Infrastructure Limited
SU Selhurst T&RSMD .. Govia Thameslink Railway Limited
SV Stonebridge Park,Wembley Heavy Repair Depot, Wheel Lathe * Alstom
SW Swindon SD (Closed) .. ..
SY Saltley SD (Closed) .. ..
SZ Southampton Maritime TML .. Freightliner Group Ltd
SZ Southampton Western Docks Berth 109 .. GB Railfreight
TB Three Bridges Thameslink Up Depot .. Siemens Transportation Systems
TE Tees Yard FP .. DB Cargo UK
TE Thornaby TMD (Closed) .. ..
TF York Yard South (FLHH) .. Freightliner Heavy Haul Ltd
TG Teigngrace .. Colas Rail Limited
TG Tonbridge WRCS (Loco Holding Siding) .. DB Cargo UK
TH Thornaby TMD (Freightliner) .. Freightliner Group Ltd
TI Temple Mills International Depot .. Eurostar (UK) Ltd
TJ Tavistock Junction (Colas) Plant Depot .. Colas Rail Limited
TK Butterwell Opencast .. GB Railfreight
TK North Blyth .. GB Railfreight
TK Tyne Dock (GBRf) .. GB Railfreight
TL Tilbury Rail Container Terminal .. Freightliner Group Ltd
TM Tyseley Railway Museum * Tyseley Locomotive Works
TN Thornton FP .. DB Cargo UK
TO Toton TMD * DB Cargo UK
TP Trafford Park FLT .. Freightliner Group Ltd
TP Trafford Park Sidings .. DB Cargo UK
TR South Bank Tees Dock Corus FLT .. Freightliner Group Ltd
TS Tyseley TMD * West Midlands Trains Ltd
TU Tunstead Fuel Point .. Freightliner Heavy Haul Ltd
TY Tyne Yard T&RSMD .. DB Cargo UK
TZ Thoresby Colliery Junction Sidings .. Freightliner Group Ltd
VW Alstom Traincare (WCML) .. Alstom
WA Wishaw (Dunton Park) * Moveright International Ltd
WB Wembley Traincare Centre * Alstom
WD East Wimbledon EMUD * First MTR South Western Trains Limited 
WE Wembley Brent Sidings .. DB Cargo UK
WE Wembley LHS .. DB Cargo UK
WE Wembley Yard DBS .. DB Cargo UK
WE Willesden PRDC .. Royal Mail
WF Wansford, Nene Valley Railway .. Nene Valley Railway
WH Whatley TMD .. Freightliner Heavy Haul Ltd
WI South Bank Wilton Works * SembCorp Utilities
WK Workington Town .. ISU (CE)                
WL Wellingborough Up Sidings (GBRf) .. GB Railfreight
WM Whatley TMD (FLHH) .. Freightliner Heavy Haul Ltd
WN Willesden TMD .. Bombardier Transportation
WQ DB Schenker Headquarters .. DB Cargo UK
WR West Ruislip Depot, LUL * London Underground Ltd
WS Worksop LHS .. DB Cargo UK
WT Warrington Arpley Fuelling Apron .. DB Cargo UK
WU Wembley TMD .. Chiltern Railways Company Limited
WV Manistry Wharf, Ellesmere Port (FLHH) .. Freightliner Heavy Haul Ltd
WW Washwood Heath Loco Servicing Road Number 26 .. DB Cargo UK
WW Washwood Heath Met Camm (Closed) .. ..
WY Westbury SD .. DB Cargo UK
WZ Warsaw, Poland * Freightliner Group Ltd
XW Crofton Depot, Wakefield .. Bombardier Transportation
YK York National Railway Museum * National Railway Museum
YL York GR Shed .. Freightliner Group Ltd
YO York DMUD .. Siemens Transportation Systems
ZA Derby RTC * Network Rail Infrastructure Limited
ZB Doncaster Works, Wabtec Rail .. Wabtec Rail Ltd, Wabtec Corporation
ZC Crewe Works .. Bombardier Transportation
ZD Derby Litchurch Lane Works .. Bombardier Transportation
ZF Doncaster Works (Closed) * ..
ZG Eastleigh Works * Arlington Fleet Services
ZH Glasgow Renovation Centre, Springburn (Closed) * ..
ZI Ilford Depot .. Bombardier Transportation
ZI Ilford Wheel Lathe .. Bombardier Transportation
ZJ Stoke on Trent, Turners, c/o Marcroft Engineering .. Turners
ZK Kilmarnock, Hunslet Barclay (Caledonia Works) .. Brodie Engineering Limited
ZN Wolverton Renovation Centre * Gemini Rail Services UK Ltd
ZU Selhurst CEM Depot .. Govia Thameslink Railway Limited
ZV Inverness CSMD, Sleepers .. Serco Caledonian Sleepers Ltd
ZW Stoke-on-Trent, Marcroft Engineering .. Axiom Rail (Stoke) Limited
ZW Walker .. Training Location
ZX Llanwern CAF Works .. CAF