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
| L | Lade, Lake, Lead, Loch, Lockspit, Lynchet |
| L | Lake |
| L | Lane, Lawn, Lea |
| L | Lane, Leat, Lock, Lamp |
| L | Loch |
| L | Lochan |
| L | Lock |
| L Ho | Lighthouse |
| L Tan | Left Tangent |
| L Twr | Lighting Tower |
| La | Lane |
| Lanark | Lanarkshire |
| Lancs | Lancashire |
| Lat | Latitude |
| Lav | Lavatory |
| LB | Letter Box |
| LB | London Borough |
| LB Ho | Lifeboat House |
| LB Sta | Lifeboat Station |
| LC | Level Crossing |
| LCC | London County Council |
| LDP | Long Distance Path |
| LE | Lea |
| Leic | Leicestershire |
| LG | Loading Gauge |
| LH | Lamp House |
| Liby | Library |
| Linc | Lincolnshire [pre-1974] |
| Lincs | Lincolnshire [post-1974] |
| LK | Lime Kiln |
| LKN | Lime Kiln |
| LN | Lawn |
| Lo | Lodge |
| Loco Shed | Locomotive Shed |
| Long | Longitude |
| LP | Lamp Post |
| Lr | Lower |
| LRO | Local Reference Object |
| LT | London Transport |
| LWL | Low Water Level |
| LWM | Low Water Mark |
| LWM(S) | Low Water Mark (Springs) |
| LWMMT | Low Water Mark of Medium Tides |
| LWMOST | Low Water Mark of Ordinary Spring Tides |
| LWMOT | Low Water Mark of Ordinary Tides |
| LWN | Lawn |
| LWR | Last Walk Round |
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