| Town Name | District | Unitary Authority | County | Population | Area Size (Ha) | |
|---|---|---|---|---|---|---|
| Leckford | Test Valley | - | Hampshire | 136 | - | Map |
| Leckhampstead | Aylesbury Vale | - | Buckinghamshire | 186 | - | Map |
| Leckhampton | Cheltenham | - | Gloucestershire | 5121 | - | Map |
| Leckonfield | - | East Riding of Yorkshire | Yorkshire | 1745 | 357 | Map |
| Ledbury | - | Herefordshire, County of | Herefordshire | 6093 | 186 | Map |
| Ledsham | Leeds | - | Yorkshire | 162 | - | Map |
| Ledsham | Chester | - | Cheshire | 88 | - | Map |
| Ledston | Leeds | - | Yorkshire | 400 | - | Map |
| Ledwell | Cherwell | - | Oxfordshire | - | - | Map |
| Lee | Chiltern | - | Buckinghamshire | 679 | - | Map |
| Lee Brockhurst | North Shropshire | - | Shropshire | 281 | - | Map |
| Lee on Solent | Gosport | - | Hampshire | 7222 | 189 | Map |
| Leebotwood | Shrewsbury and Atcham | - | Shropshire | 193 | - | Map |
| Leece | Barrow-in-Furness | - | Cumbria | - | - | Map |
| Leeds | Leeds | - | Yorkshire | 423888 | 10652 | Map |
| Leeds | Maidstone | - | Kent | 679 | - | Map |
| Leeds ICD | Leeds | - | Yorkshire | - | - | Map |
| Leedstown | Penwith | - | Cornwall | - | - | Map |
| Leek | Staffordshire Moorlands | - | Staffordshire | 17879 | 430 | Map |
| Leek Wootton | Warwick | - | Warwickshire | - | - | Map |
| Leeming Bar | Hambleton | - | Yorkshire | - | - | Map |
| Lees | Oldham | - | Lancashire | - | - | Map |
| Legbourne | East Lindsey | - | Lincolnshire | 627 | - | Map |
| Legion Cross | - | Herefordshire, County of | Herefordshire | - | - | Map |
| Legsby | West Lindsey | - | Lincolnshire | 210 | - | Map |
| Leicester | - | Leicester | Leicestershire | 320538 | 7090 | Map |
| Leigh | Wigan | - | Lancashire | 42727 | 858 | Map |
| Leigh | - | Southend-on-Sea | Essex | 20737 | - | Map |
| Leigh | Sevenoaks | - | Kent | 1689 | - | Map |
| Leigh | Mendip | - | Somerset | 501 | - | Map |
| Leigh | East Staffordshire | - | Staffordshire | 906 | - | Map |
| Leigh | Malvern Hills | - | Worcestershire | 1415 | - | Map |
| Leigh | Tewkesbury | - | Gloucestershire | 338 | - | Map |
| Leigh | North Wiltshire | - | Wiltshire | 409 | - | Map |
| Leigh | Mole Valley | - | Surrey | 856 | - | Map |
| Leigh | West Dorset | - | Dorset | 509 | - | Map |
| Leighterton | Cotswold | - | Gloucestershire | 232 | - | Map |
| Leighton | Huntingdonshire | - | Cambridgeshire | 224 | - | Map |
| Leighton | Shrewsbury and Atcham | - | Shropshire | 420 | - | Map |
| Leighton | Mendip | - | Somerset | - | - | Map |
| Leighton Buzzard | South Bedfordshire | - | Bedfordshire | 31889 | 769 | Map |
| Leinthall Earls | - | Herefordshire, County of | Herefordshire | - | - | Map |
| Leinthall Starkes | - | Herefordshire, County of | Herefordshire | 80 | - | Map |
| Leintwardine | - | Herefordshire, County of | Herefordshire | 912 | - | Map |
| Leiston | Suffolk Coastal | - | Suffolk | 6141 | 177 | Map |
| Leith Hill | Mole Valley | - | Surrey | - | - | Map |
| Lelant | Penwith | - | Cornwall | - | - | Map |
| Lemington | Newcastle upon Tyne | - | Northumberland | - | - | Map |
| Lemington | Cotswold | - | Gloucestershire | - | - | Map |
| Lenham | Maidstone | - | Kent | 2108 | 63 | Map |