Montgomeryshire
| District | Successor |
|---|---|
| Forden Rural District | Montgomery |
| Llanfyllin Borough | Montgomery |
| Llanfyllin Rural District | Montgomery |
| Llanidloes Borough | Montgomery |
| Machynlleth Rural District | Montgomery |
| Machynlleth Urban District | Montgomery |
| Montgomery Borough | Montgomery |
| Newtown and Llanidloes Rural District | Montgomery |
| Newtown and Llanllwchaiarn Urban District | Montgomery |
| Welshpool Borough | Montgomery |
Read more about this topic: List Of Rural And Urban Districts In Wales In 1973