| Code | Na250 |
| Place Entry | Mytholmroyd/Mytholmroyd/Sowerby/Halifax/Yorkshire West Riding |
| Place Name | Mytholmroyd |
| Area2 | Mytholmroyd |
| Area3 | Sowerby |
| Area4 | Halifax |
| Area5 | Yorkshire West Riding |
| Notes | Mytholmroyd Is Partly In Erringden Township, Partly In Midgley Township, Partly In Sowerby Township, And Partly In Wadsworth Township; It Later Became A Udc |
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