Cities
- London
- Leeds
- Liverpool
- Lincoln
- Leicester
- Lancashire
- Lancaster
- Lichfield
- Lisburn
- Laurencekirk
- Leigh
- Liversedge
- Larkhall
- Lanark
- Laceby
- Lacey Green
- Ladybank
- Laindon
- Lairg
- Lakenheath
- Lamberhurst
- Lampeter
- Lancing
- Landford
- Langar
- Langham
- Langholm
- Langley
- Langley Mill
- Langley Moor
- Langport
- Larbert
- Largs
- Larkfield
- Larne
- Lauder
- Launceston
- Lavendon
- Lawford
- Lawrence Hill
- Leabrooks
- Leamington Spa
- Leatherhead
- Lechlade
- Ledbury
- Leek
- Lee-on-the-Solent
- Leigh On Sea
- Leighton Buzzard
- Leiston
- Lenham
- Leominster
- Letchworth
- Letchworth Garden City
- Leven
- Lewes
- Lewknor
- Leyburn
- Leyland
- Leyton
- Leytonstone
- Lidlington
- Lightwater
- Limavady
- Lingfield
- Linlithgow
- Linthorpe
- Linwood
- Liphook
- Liskeard
- Lismore
- Liss
- Little Eaton
- Little Gaddesden
- Little Hampden
- Little Neston
- Littleborough
- Littlehampton
- Livingston
- Llanbedr
- Llanbrynmair
- Llandeilo
- Llandough
- Llandudno
- Llandudno Junction
- Llandysul
- Llanelli
- Llanerchymedd
- Llanfairfechan
- Llanfyllin
- Llanfyrnach
- Llangefni
- Llangollen
- Llanidloes
- Llanrwst
- Llansaint
- Llansilin
- Llantrisant
- Llantwit Fardre
- Llantwit Major
- Llanwrda
- Llanwrtyd Wells
- Llanymynech
- Loanhead
- Lochgelly
- Lochgilphead
- Lochwinnoch
- Lockerbie
- Loddon
- London Bridge
- London Colney
- Londonderry
- Long Ashton
- Long Bennington
- Long Crendon
- Long Ditton
- Long Eaton
- Long Melford
- Long Stratton
- Longfield
- Longhope
- Longniddry
- Longnor
- Longtown
- Looe
- Lordswood
- Lossiemouth
- Lostwithiel
- Loudwater
- Loughborough
- Loughton
- Louth
- Low Moor
- Lower Stondon
- Lowestoft
- Lowton
- Ludlow
- Lurgan
- Lusk
- Luton
- Lutterworth
- Lybster
- Lydbrook
- Lydd
- Lydney
- Lye
- Lyme Regis
- Lymington
- Lymm
- Lyndhurst
- Lytham St Annes
- Low Hill
- Littleport
- Langley Park
- Littlemore
- Lambeth
- Lakeside
- Lydgate
- Langcliffe
- Limpsfield
- Leighton
- Longbridge
- Leagrave
- levenshulme
- Lydiate
- Little Melton
- Lenton
- Little Heath
- Lower Weston
- Lenwade
- Little Billing
- Long Buckby
- Longsight
- Longford
- Leaton
- Lower Sundon
- Lynford
- Ludgershall
- Littleton
- Little Clacton
- Long Wittenham
- Launton
- Lindford
- Lyminster
- Letcombe Regis
- Lanreath
- Letchmore Heath
- Lewisham
- Lifton
- Leigh Sinton
- Little Plumstead
- Lowtown
- Lochailort
- Lochmaddy
- Loughor
- Llanbradach
- Lanarkshire