Teams
| Team | Nationality | Seasons |
|---|---|---|
| Aberystwyth Town |  Wales | 20 |
| Afan Lido FC | Wales | 5 |
| Airbus UK | Wales | 15 |
| Bala Town | Wales | 14 |
| Bangor City | Wales | 15 |
| Barry Town FC | Wales | 1 |
| Barry Town United | Wales | 5 |
| Caernarfon Town | Wales | 11 |
| Caersws FC | Wales | 7 |
| Cardiff Metropolitan | Wales | 7 |
| Carmarthen Town | Wales | 17 |
| Cefn Druids | Wales | 7 |
| Connah's Quay Nomads | Wales | 15 |
| Cwmbran Town | Wales | 4 |
| Elements Cefn Druids | Wales | 1 |
| Flint Town United | Wales | 3 |
| GAP Connah's Quay FC | Wales | 3 |
| Grange Quins | Wales | 1 |
| Haverfordwest County | Wales | 12 |
| Llandudno FC | Wales | 4 |
| Llanelli AFC | Wales | 9 |
| Llanelli Town | Wales | 1 |
| Llangefni Town FC | Wales | 1 |
| Neath Athletic AFC | Wales | 1 |
| Neath FC | Wales | 4 |
| NEWI Cefn Druids | Wales | 6 |
| Newtown AFC | Wales | 20 |
| Penybont FC | Wales | 4 |
| Pontypridd United AFC | Wales | 1 |
| Port Talbot Town | Wales | 13 |
| Porthmadog FC | Wales | 7 |
| Prestatyn Town | Wales | 8 |
| Rhyl FC | Wales | 11 |
| Technogroup Welshpool Town | Wales | 2 |
| The New Saints | Wales | 17 |
| TNS Llansantffraid | Wales | 3 |
| Wales | Wales | 1 |
| Welshpool Town | Wales | 5 |