Last update 18 November 2009
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Introduction EA codes GW codes LN codes MD codes NW and NZ codes SC codes SO and SW codes
Phil Deaves, Swindon, Wiltshire
I am always grateful for additional information, whether entirely new records (particularly historical records), or information to fill in gaps or correct errors, via the email address above. Thank you.
| Code | Line Name | Route Availability (RA) |
|---|---|---|
| SO000 | All lines | |
| SO110 | Victoria Eastern to Ramsgate (via Herne Hill and Chatham) | 8 |
| SO110A | Bickley Junction to Petts Wood Junction | 8 |
| SO110B | Gillingham to Chatham Dockyard | 8 (presumed) |
| SO115 | Bickley Junction to Petts Wood Junction | 8 |
| SO118 | Gillingham to Chatham Dockyard | 8 (presumed) |
| SO120 | London Cannon Street to London Bridge | 8 |
| SO125 | London Cannon Street to Metropolitan Junction | 8 (presumed) |
| SO130 | Charing Cross/Cannon Street to Dover Priory/Eurotunnel interface (via Tonbridge) | Note 1 |
| SO130A | London Cannon Street to Metropolitan Junction | 8 (presumed) |
| SO130B | London Cannon Street to London Bridge | 8 |
| SO130C | Tanners Hill Junction to Lewisham Vale Junction | ?? |
| SO130D | St Johns Junction to Lewisham Junction | ?? |
| SO130E | Parks Bridge Junction to Ladywell Junction | 8 |
| SO130F | Courthill Loop North Junction to Courthill Loop South Junction | ?? |
| SO130G | Chiselhurst Junction to St Mary Cray Junction | 8 |
| SO130H | Saltwood Junction to Dollands Moor | 8 |
| SO130J | Continental Junction to Network Rail/Eurotunnel boundary | 8 |
| SO130K | Sevington Loop to Sevington Sidings | ?? |
| SO132 | Chiselhurst Junction to St Mary Cray Junction | 8 |
| SO135 | Saltwood Junction to Dollands Moor | 8 |
| SO137 | Continental Junction to Network Rail/Eurotunnel boundary | 8 |
| SO140 | Swanley to Ashford/Sevenoaks | 8 |
| SO140A | Otford Junction to Sevenoaks | 8 |
| SO145 | Otford Junction to Sevenoaks | 8 |
| SO150 | Sittingbourne Western Junction to Sheerness-on-Sea | 8 |
| SO150A | Sittingbourne Eastern Junction to Sittingbourne Middle Junction | 8 |
| SO155 | Sittingbourne Eastern Junction to Sittingbourne Middle Junction | 8 |
| SO160 | Faversham to Dover Priory | 8 |
| SO170 | Tonbridge to Bo Peep Junction | 8 |
| SO180 | Paddock Wood to Strood | 8 |
| SO190 | Not allocated | |
| SO200 | Ashford to Hastings | 7 |
| SO210 | Appledore to Lydd Town (Goods Line) | 6 |
| SO220 | Ashford to Ramsgate (via Canterbury West) | 8 |
| SO230 | Folkestone East to Folkestone Harbour | 8 |
| SO240 | Buckland Junction to Minster East Junction | 8 |
| SO240A | Minster South Junction to Minster West Junction | 8 |
| SO245 | Minster South Junction to Minster West Junction | 8 |
| SO250 | Factory Junction/Battersea Pier Junction/Clapham Junction to Wembley Central | 8 |
| SO250A | Grosvenor Bridge Junction to Factory Junction | 8 |
| SO250B | Battersea Pier Junction to Longhenge Junction | 8 |
| SO250C | Pouparts Junction to Longhenge Junciton | 8 |
| SO250D | Falcon Junction to Latchmere Junction (No 1) | 8 |
| SO252 | Pouparts Junction to Longhenge Junciton | 8 |
| SO255 | Battersea Pier Junction to Longhenge Junction | 8 |
| SO257 | Falcon Junction to Latchmere Junction (No 1) | 8 |
| SO259 | Grosvenor Bridge Junction to Factory Junction | 8 |
| SO260 | Brixton Junction to Shortlands Junction (Catford Loop) | 8 |
| SO270 | Not allocated | |
| SO280 | Farringdon to Herne Hill | 4 |
| SO280A | London Blackfriars to Metropolitan Junction | 4 |
| SO280B | Loughborough Junction to Cambria Junction | 7 |
| SO280C | Loughborough Junction to Canterbury Road Junction | 8 |
| SO282 | London Blackfriars to Metropolitan Junction | 4 |
| SO284 | Loughborough Junction to Cambria Junction | 7 |
| SO286 | Loughborough Junction to Canterbury Road Junction | 8 |
| SO290 | North Kent East Junction to Dartford Junction (via Greenwich) | Note 2 |
| SO290A | Blackheath Junction to Charlton Junction | 8 |
| SO290B | Angerstein Junction to Angerstein Wharf | ?? |
| SO300 | Lewisham Junction to Crayford Creek Junction (via Bexleyheath) | 8 |
| SO300A | Slade Green Junction to Perry Street Fork Junction | 8 |
| SO302 | Slade Green Junction to Perry Street Fork Junction | 8 |
| SO305 | Blackheath Junction to Charlton Junction | 8 |
| SO307 | Angerstein Junction to Angerstein Wharf | ?? |
| SO310 | Hither Green to Rochester Bridge Junction (via Sidcup) | 8 |
| SO310A | Lee Spur Junction to Lee Loop Junction | 8 |
| SO310B | Crayford Spur 'A' Junction to Crayford Spur 'B' Junction | 8 |
| SO312 | Lee Spur Junction to Lee Loop Junction | 8 |
| SO315 | Crayford Spur 'A' Junction to Crayford Spur 'B' Junction | 8 |
| SO320 | Hoo Junction to Grain (Goods Line) | 8 |
| SO330 | Nunhead to Hayes | 8 |
| SO330A | New Beckenham to New Beckenham Junction | 8 |
| SO331 | Courthill Loop North Junction to Courthill Loop South Junction | ?? |
| SO332 | Tanners Hill Junction to Lewisham Vale Junction | ?? |
| SO333 | St Johns Junction to Lewisham Junction | ?? |
| SO334 | Parks Bridge Junction to Ladywell Junction | 8 |
| SO335 | New Beckenham to New Beckenham Junction | 8 |
| SO350 | Grove Park to Bromley North | 8 |
| SO400 | Southfleet Junction to Eurotunnel Interface | ?? |
| SO410 | Stratford International (West) to Temple Mills International Depot | ?? |
| SO420 | Ripple Lane CTRL connecting lines | ?? |
| SO430 | Ebbsfleet to Springhead Junction | ?? |
| SO460 | Fawkham Junction to Southfleet Junction | ?? |
| SO470 | Ashford West Junction to Ashford International (AD947 and AD949 Signals) | ?? |
| SO480 | Ashford International (AD947 and AD949) to Ashford East Junction | ?? |
| SO490 | Dollands Moor West Junction to Dollands Moor Yard (AD759 Signal and AF342 Marker) | ?? |
| SO500 | Victoria to Brighton | 8 |
| SO500A | Selhurst Junction to Gloucester Road Junction | 8 |
| SO500B | Copyhold Junction to Ardingly | 8 |
| SO500C | Preston Park to Hove | 8 |
| SO510 | London Bridge to Epsom Downs | 8 |
| SO510A | Sydenham to Crystal Palace | 8 |
| SO510B | Norwood Junction to Windmill Bridge Junction | 8 |
| SO512 | Norwood Junction to Windmill Bridge Junction | 8 |
| SO515 | Selhurst Junction to Gloucester Road Junction | 8 |
| SO520 | Three Bridges to Portsmouth Harbour (via Horsham) | 8 |
| SO520A | Ford Junction to Littlehampton Junction | 8 |
| SO530 | South Croydon Junction to East Grinstead | Note 3 |
| SO540 | Hurst Green Junction to Uckfield | 6 |
| SO550 | Redhill to Tonbridge | 8 |
| SO560 | Redhill to Guildford | 8 |
| SO570 | Not allocated | |
| SO580 | Copyhold Junction to Ardingly | 8 |
| SO590 | Keymer Junction to Eastbourne | 8 |
| SO600 | Willingdon Junction to Ashford | Note 4 |
| SO610 | Southerham Junction to Seaford | 7 |
| SO620 | Brighton to Lewes | 8 |
| SO620A | Newhaven Harbour Junction to Newhaven Marine | ?? |
| SO625 | Newhaven Harbour Junction to Newhaven Marine | ?? |
| SO630 | Brighton/Preston Park to Littlehampton | 8 |
| SO632 | Ford Junction to Littlehampton Junction | 8 |
| SO635 | Preston Park to Hove | 8 |
| SO640 | Barnham to Bognor Regis | 8 |
| SO645 | Battersea Park to Peckham Rye (Atlantic Lines) | 8 |
| SO650 | Balham Junction to Beckenham Junction/Norwood Junction | 8 |
| SO650A | Bromley Junction to Norwood Junction | 8 |
| SO653 | Tulse Hill to Leighham Junction | 8 |
| SO655 | Bromley Junction to Norwood Junciton | 8 |
| SO658 | Tulse Hill to West Norwood Junction | 8 |
| SO660 | Purley to Caterham | 8 |
| SO660A | Chipstead Line Junction to Tattenham Corner | 8 |
| SO670 | Purley to Tattenham Corner | 8 |
| SO680 | South Bermondsey Junction to Horsham | 8 |
| SO680A | Herne Hill to Tulse Hill | 8 |
| SO680B | Tulse Hill to Leighham Junction | 8 |
| SO680C | Tulse Hill to West Norwood Junction | 8 |
| SO680D | Streatham Junction to Streatham Common | 8 |
| SO680E | Streatham North Junction to Streatham South Junction | 8 |
| SO682 | Streatham Junction to Streatham Common | 8 |
| SO685 | Streatham North Junction to Streatham South Junction | 8 |
| SO690 | Herne Hill to Tulse Hill | 8 |
| SO700 | Streatham South Junction to Sutton (via Wimbledon) | 8 |
| SO710 | Sydenham to Crystal Palace | 8 |
| SW000 | All lines | |
| SW100 | Waterloo to Clapham Junction | 8 |
| SW100A | London Waterloo International to International Junction | 8 |
| SW100B | Nine Elms Junction to Linford Street Junction | 8 |
| SW100C | West London Junction to Latchmere Junction (No 3) | 8 |
| SW100D | Clapham Junction to Longhedge Junction | 8 |
| SW100E | Clapham Junction to Latchmere Junction (No 2) | 8 |
| SW100E1 | Clapham Junction to Latchmere Junction (No 2) | 8 |
| SW100E2 | Clapham Junction to Latchmere Junction (No 2) | 8 |
| SW100X | London Waterloo to Clapham Junction (main lines) | 8 |
| SW102 | London Waterloo International to International Junction | 8 |
| SW105 | Clapham Junction to Weymouth | 8 |
| SW105A | Southampton to Southampton Western Docks | ?? |
| SW105B | Worgret Junction to Furzebrook | 8 |
| SW105C | Weymouth to Weymouth Quay | 3 |
| SW110 | Woking Junction to Portsmouth Harbour | Note 5 |
| SW115 | Worting Junction to Exeter St Davids | Note 6 |
| SW115A | Andover to Ludgershall MOD | 8 |
| SW115B | Laverstock North Junction to Laverstock South Junction | 8 |
| SW115C | Yeovil Pen Mill Junction to Yeovil Junction | 6 |
| SW117 | Andover to Ludgershall MOD | 8 |
| SW119 | Laverstock North Junction to Laverstock South Junction | 8 |
| SW120 | Pirbright Junction to Alton | Note 7 |
| SW120A | Aldershot North Junction to Aldershot South Junction | 8 |
| SW123 | Aldershot North Junction to Aldershot South Junction | 8 |
| SW125 | Southcote Junction to Basingstoke | 8 |
| SW130 | Eastleigh to Romsey | 8 |
| SW135 | Eastleigh to Fareham | 8 |
| SW140 | St Denys to Portcreek Junction | Note 8 |
| SW140A | Cosham Junction to Farlington Junction | 8 |
| SW142 | Cosham Junction to Farlington Junction | 8 |
| SW145 | Northam Junction to Canute Road | 8 |
| SW147 | Southampton to Southampton Western Docks | ?? |
| SW150 | Redbridge to Salisbury Tunnel Junction | 8 |
| SW155 | Totton to Fawley (Goods Line) | 8 |
| SW160 | Brockenhurst to Lymington Pier | 8 |
| SW165 | Hamworthy to Hamworthy Goods (Goods Line) | 8 |
| SW166 | Worgret Junction to Furzebrook | 8 |
| SW168 | Weymouth to Weymouth Quay | 3 |
| SW170 | Westbury South Junction (excl) to Wilton Junction | 8 |
| SW170A | Wilton Junction to Quidhampton Siding | 8 |
| SW175 | Castle Cary Junction to Dorchester Junction | 8 |
| SW178 | Yeovil Pen Mill Junction to Yeovil Junction | 6 |
| SW180 | Raynes Park to Horsham | 8 |
| SW183 | Leatherhead to Dorking From April 2002 |
8 (presumed) |
| SW185 | Motspur Park to Chessington South | 8 |
| SW190 | New Malden to Shepperton | Note 9 |
| SW193 | Strawberry Hill Junction to Fulwell Junction | 8 |
| SW195 | Hampton Court Junction to Hampton Court | 8 |
| SW200 | Hampton Court Junction to Guildford (via Cobham) | 8 |
| SW205 | Leatherhead to Effingham Junction | 8 |
| SW210 | Clapham Junction to Southcote Junction (via Reading) | 8 |
| SW210A | Hounslow Junction to Whitton Junction | 8 |
| SW210B | Reading Spur Junction to Reading New Junction | 8 |
| SW217 | Reading Spur Junction to Reading New Junction | 8 |
| SW218 | Nine Elms Junction to Linford Street Junction | 8 |
| SW219 | West London Junction to Latchmere Junction | 8 |
| SW220 | Latchmere Junction to Kensington Olympia | 8 |
| SW222 | Clapham Junction to Longhenge Junction | 8 |
| SW225 | Point Pleasant Junction to Wimbledon | 6 |
| SW230 | Barnes to Feltham Junction (via Hounslow) | 8 |
| SW235 | Hounslow Junction to Whitton Junction | 8 |
| SW240 | Kew East Junction to Old Kew Junction | 8 |
| SW240A | Kew East Junction to New Kew Junction | 8 |
| SW242 | Kew East Junction to New Kew Junction | 8 |
| SW245 | Twickenham to Shacklegate Junction | 8 |
| SW245A | Strawberry Hill Junction to Fulwell Junction | 8 |
| SW250 | Staines to Windsor and Eton Riverside | 8 |
| SW255 | Virginia Water to Weybridge | 8 |
| SW255A | Addlestone Junction to Byfleet Junction | 8 |
| SW257 | Addlestone Junction to Byfleet Junction | 8 |
| SW260 | Ascot to Ash Vale Junction | 8 |
| SW265 | Guildford to Wokingham | 8 |
| SW300 | Gomshall to Shalford Junction From April 2002 |
8 |
| SW301 | Redhill to Gomshall Merged into SO550 from 12 September 2009 |
8 |
| SW302 | Redhill to Gatwick Airport Merged into SO560 from 12 September 2009 |
8 |
| SW305 | Brighton to Havant Merged into SO630 and SO520 from 12 September 2009 |
8 |
| SW310 | Littlehampton Junction to Littlehampton Merged into SO630 from 12 September 2009 |
8 |
| SW315 | Barnham to Bognor Regis Merged into SO640 from 12 September 2009 |
8 |
| SW900 | Miscellaneous | |
| SW110 | Ryde Pier Head to Shanklin Some records consistently refer to this route as SW110, even though this duplicates Woking Junction to Portsmouth Harbour |
1 |
| 1 | Charing Cross bridge down and up slow lines and middle road RA7; remainder RA8 |
| 2 | North Kent East Junction - Charlton RA6; remainder RA8 |
| 3 | South Croydon - Selsdon RA8; remainder RA6 |
| 4 | Willingdon Junction - Hastings RA8; remainder RA7 |
| 5 | Woking Junction - Portsmouth & Southsea Low Level RA8; remainder RA7 |
| 6 | Worting Junction - Wilton Junction RA8; Wilton Junction - Gillingham RA7; remainder RA6 |
| 7 | Pirbright Junction - Ash Vale Junction RA8; remainder RA7 |
| 8 | St Denys - Fareham RA7; remainder RA8 |
| 9 | New Malden - Shacklegate Junction RA8; remainder RA7 |
Introduction EA codes GW codes LN codes MD codes NW and NZ codes SC codes SO and SW codes