| Lakeside (Hemsworth Water Park) | Hoyle Mill Road, Hemsworth, Pontefract, West Yorkshire, WF9 5JB |
| Lamplighters | 107 Carlton Street, Castleford, West Yorkshire, WF10 1DX |
| Lawefield Primary School Fund | Lawefield Primary School, Lawefield Lane, Wakefield, West Yorkshire, WF2 8ST |
| Lawrence Kirkley Ecuador Expedition Fund 2015 | 21 Appleshaw Crescent, Wrenthorpe, Wakefield, West Yorkshire, WF2 0QJ |
| Legiolian Ladies Hockey Club | Hemsworth Arts & Community College, Station Road, Hemsworth, West Yorkshire, WF9 4HW |
| Leisure Time | 58 Carlton Street, Castleford, West Yorkshire, WF10 1OB |
| Lion Hotel, The | Aire Street, Castleford, West Yorkshire, WF10 1JJ |
| Liquid Spirit | Wakefield Road, Kinsley, Pontefract, West Yorkshire, WF9 5JF |
| Liquid Spirit Castleford | 117 Powell Street, Castleford, West Yorkshire, WF10 1EL |
| Liquorice Bush | 8 Market Place, Pontefract, West Yorkshire, WF8 1AX |
