| tiploc | observed_name | observation_count |
|---|---|---|
| LEVE587 | Leven Sig. Etl587 | 1 |
| LEVEN | Leven | 82 |
| LEWES | Lewes | 280 |
| LEWISHM | Lewisham | 1242 |
| LEWIVLJ | Lewisham Vale Jn | 976 |
| LEYLAND | Leyland | 108 |
| LEYLBLM | Leyland B. Leyland | 3 |
| LEYLGB | Leyland Sidings (GBRf) | 4 |
| LEYTNMR | Leyton Midland Road | 307 |
| LFGNLC | Longforgan L.C. | 76 |
| LFPW | Llanfairpwll | 104 |
| LGBK | Langbank | 78 |
| LGFD | Longfield | 147 |
| LGHO | Langho | 53 |
| LGLNJN | Langloan Jn | 85 |
| LGML | Langley Mill | 275 |
| LGRN | Langley Green | 74 |
| LGWITH | Langwith Whaley Thorns | 20 |
| LGWOOD | Lingwood | 38 |
| LHONSEA | Leigh-on-Sea | 286 |
| LHVN | Littlehaven | 170 |
| LIFODEJ | Lifford East Jn | 194 |
| LIFODWJ | Lifford West Jn | 6 |
| LILBDGE | Lillie Bridge Depot LUL | 1 |
| LIMHSE | Limehouse | 353 |
| LINCLNC | Lincoln | 297 |
| LINDLA | Lindleys Lane (Kirkby South Jn) | 45 |
| LINGFLD | Lingfield | 89 |
| LIPHOOK | Liphook | 57 |
| LIPSONJ | Lipson Jn | 214 |
| LISK260 | Liskeard Sig. Dm260 | 65 |
| LISK9 | Liskeard Sig. 9 | 5 |
| LISKARD | Liskeard | 166 |
| LISKDGF | Liskard G.F. | 2 |
| LISS | Liss | 57 |
| LITLBRO | Littleborough | 189 |
| LIVST | London Liverpool Street | 1194 |
| LIVSTLL | Liverpool Street (Crossrail) | 670 |
| LKWD | Lockwood | 35 |
| LLANDAF | Llandaf | 342 |
| LLBRDCH | Llanbradach | 140 |
| LLBSTRD | Llanbister Road | 11 |
| LLDEGEN | Genwen Jn | 17 |
| LLDEGL | Llandielo Goods Loop | 1 |
| LLDEILO | Llandeilo | 12 |
| LLDELOJ | Llandeilo Jn | 126 |
| LLDODGF | Llandrindod Wells L.C. | 12 |
| LLDODW | Llandrindod | 12 |
| LLDVERY | Llandovery | 12 |
| LLDVNLC | Llandovery L.C. | 5 |
| LLDYBIE | Llandybie | 12 |
| LLGADOG | Llangadog | 12 |
| LLGMMRW | Llangammarch | 10 |
| LLGNNCH | Llangennech | 12 |
| LLGUNLO | Llangynllo | 11 |
| LLHARAN | Llanharan | 75 |
| LLHLETH | Llanhilleth | 76 |
| LLISHEN | Llanishen | 199 |
| LLNG536 | Llangyfelach Sig. Pt3536 | 19 |
| LLNG541 | Llangyfelach Sig. Pt3541 | 15 |
| LLNG543 | Llangyfelach Sig. Pt3543 | 15 |
| LLNLLI | Llanelli | 114 |
| LLNSMLT | Llansamlet | 32 |
| LLNWTMR | Llantwit Major | 60 |
| LLWESWE | Llanwern Steelworks East | 104 |
| LLWRDA | Llanwrda | 12 |
| LLWRTYW | Llanwrtyd | 10 |
| LLWYNYP | Llwynypia | 64 |
| LMBRYNG | Limbury Road North G.F. | 5 |
| LMBRYRD | Limbury Road | 7 |
| LMBRYSG | Limbury Road South G.F. | 2 |
| LMNG113 | Leamington Spa Sig. 113 | 1 |
| LMNG128 | Leamington Spa Sig. 128 | 9 |
| LMNGDPS | Leamington Depot Siding | 2 |
| LMNGTNS | Leamington Spa | 407 |
| LMTNPIR | Lymington Pier | 66 |
| LMTNTWN | Lymington Town | 66 |
| LNAB | Llanaber | 30 |
| LNCG | Lancing | 213 |
| LNDC | Llandecwyn | 29 |
| LNDNASJ | Abbey Street Jn | 499 |
| LNDNBCJ | Brunswick Court Jn | 8 |
| LNDNBDC | London Bridge (Central) | 486 |
| LNDNBDE | London Bridge | 2241 |
| LNDOREJ | Landore Jn | 8 |
| LNDRSTJ | Landor Street Jn | 468 |
| LNDW | Llandanwg | 29 |
| LNDYW | Landywood | 85 |
| LNGBKBY | Long Buckby | 302 |
| LNGCROS | Longcross | 65 |
| LNGDYKJ | Long Dyke Jn | 500 |
| LNGEATN | Long Eaton | 180 |
| LNGETNX | Long Eaton Town L.C. | 131 |
| LNGHDGJ | Longhedge Jn | 500 |
| LNGLNDJ | Longlands Jn | 123 |
| LNGMGBR | Long Marston (GBRf) | 2 |
| LNGMSTN | Long Marston | 3 |
| LNGNDRY | Longniddry | 43 |
| LNGP | Longport | 40 |
| LNGP573 | Longport Sig. SOT573 | 9 |