Denbighshire
| District | Successor |
|---|---|
| Abergele Urban District | Colwyn |
| Aled Rural District | Colwyn, Aberconwy |
| Ceiriog Rural District | Glyndwr |
| Colwyn Bay Borough | Colwyn |
| Denbigh Borough | Glyndwr |
| Hiraethog Rural District | Aberconwy, Colwyn |
| Llangollen Urban District | Glyndwr |
| Llanrwst Urban District | Aberconwy |
| Ruthin Borough | Glyndwr |
| Ruthin Rural District | Glyndwr |
| Wrexham Borough | Wrexham Maelor |
| Wrexham Rural District | Wrexham Maelor, Glyndwr |
Read more about this topic: List Of Rural And Urban Districts In Wales In 1973