| Junction | Carlton Street, Castleford, West Yorkshire, WF10 1EE |
| Jolly Miller, The | Hendal Lane, Kettlethorpe, Wakefield, West Yorkshire, WF2 7PB |
| JJ's Gymnastics Academy Ltd | Horsefair, Pontefract, West Yorkshire, WF8 1RF |
| Jerry Clay Lane J & I Home School Association | Jerry Clay Lane, Wrenthorpe, Wakefield, West Yorkshire, WF2 0NP |
| Jerry Clay Academy PTA | Jerry Clay Lane, Wrenthorpe, Wakefield, West Yorkshire, WF2 0NP |
| Jerry Clay Academ | Jerry Clay Lane, Wrenthorpe, Wakefield, West Yorkshire, WF2 0NP |
| Jack Brayshaw Memorial Golf Day | 32, Holywell Avenue, Castleford, West Yorkshire, WF10 3FD |
| Inns of Court | 22 King Street, Wakefield, West Yorkshire, WF1 2SR |
| ICON Bar | 50-52 Westgate, Wakefield, West Yorkshire, WF1 2SA |
| Hundhill Hall Cricket Club | Sandygate Lane, East Hardwick, Nr Pontefract, West Yorkshire, WF8 3DX |
