| | 98 | 99 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 23 |
| |  | | | | | | | | | | | | | | | | | | | | | | | | |
| A W Parker (Drybrook) |  | | | | | | | | | | | | | | | | | | 11 | 14 | | | 12 | | 11 | |
| Abergavenny Borough |  | | | 5 | 9 | | | | | 5 | | 9 | 5 | 9 | 11 | 9 | 11 | 6 | 7 | | | W | 14 | | | |
| Aldbourne | | | 7 | | | | | | | | | | | | | | | | | | | | | | | |
| Ammanford Town | | | | | | 6 | 5 | 5 | 8 | 10 | | 11 | | | | | | | | | | | | | | |
| Aveley & Newham | | 5 | | | | | | | | | | | | | | | | | | | | | | | | |
| Beaumaris | | | 3 | | 2 | | | 3 | | | | 3 | | 4 | | | | | | | | | | | | |
| Bournemouth Concert Brass | | | | | | | | | | | | | | | 6 | | | | | | | | | | | |
| Brunel Brass | | | | | | | | | | | | | | | | | | | | | | | | 5 | 5 | 6 |
| BTM | | 4 | 5 | 2 | 4 | 4 | 1 | 6 | 2 | 3 | 1 | 5 | 1 | 2 | 2 | 3 | 7 | 7 | | 8 | 9 | 8 | 13 | 7 | 6 | 13 |
| Burry Port Town | | 7 | 8 | W | | | | | | | 3 | 6 | 4 | 8 | 7 | 8 | 4 | | 1 | 5 | | 9 | 9 | W | | 4 |
| Cinderford | | | | | | | | | | | | | | | | | | | | 13 | | | | | | |
| City of Cardiff (Melingriffith) | | | | | | | | | | | | | | 10 | 5 | 5 | 6 | 3 | 6 | 2 | 4 | 7 | 2 | 2 | 2 | 3 |
| City of Cardiff (Melingriffith) 2 | | | | | | | | | | | | | | | | | 12 | | | | | | | | | |
| Cory | | 3 | 2 | W | | | | | | | | | | | | | | | | | | | | | | |
| Cwmaman Institute | | ? | W | | | | | 9 | 1 | 4 | 5 | | 6 | W | | | | | | | | | | | | |
| Ebbw Valley Brass | | | | | | | | | | | | | | | | | | | | 7 | 6 | 4 | | | 4 | 1 |
| Enderby | | | | | | | | | | | | | | | | | | | | | | | 7 | 3 | | |
| Filton Concert Brass | | | | | | | | | | | | | | | | | | | | 1 | 2 | 1 | 1 | 1 | W | 7 |
| Flowers | | | | | 3 | 1 | 2 | | | | | | | | | | | | | | | | | | | |
| Forest of Dean Brass | | | | 7 | | | | | | | | | | | | | | | | | | | | W | 12 | |
| Glastonbury Brass | | | | | | | | | | | | | | | | | | | | | 7 | | | | | |
| Goodwick Brass | | | | | | | | | | | | | | | | | | | 9 | | 5 | 6 | | 4 | | |
| Haverhill Silver | | | | | | | | | | | | | | | | | | | | | | | 8 | | | |
| Jackfield (Elcock Reisen) | | | | | | | | | | | | | | | | | | | | | | 5 | 5 | 6 | | 10 |
| Lewis Merthyr | | | | 9 | | | | | | | | | | | | 10 | 10 | | | 11 | 10 | | | 9 | 9 | 14 |
| Llwydcoed | | | | | | | | | | | | | | | | | 9 | 4 | 3 | 6 | 3 | 2 | 3 | | | 2 |
| Lydbrook | | | | | | 2 | | | | 6 | | | | 5 | 9 | | | | | | | | | | | |
| Markham & District | | | | | | | | | 10 | W | | | | 11 | W | 11 | 8 | | | | 11 | 11 | | | 13 | |
| Michelmersh Silver | | | | | | | | | | | | | | | | | | | | | | | | | | 11 |
| Newbridge (Celynen) | | | | | | | | | | | | 2 | | | | | | | | | | | | | | |
| Northop Silver | | | | | | | | | | | | | | | | 4 | | | | | | | | | | |
| Parc & Dare | | 9 | | | | 5 | | 8 | 4 | 8 | 2 | 4 | | | | | | 5 | 11 | 12 | | | | | 10 | 5 |
| Pontardulais Town | | | | 3 | 8 | | 6 | 7 | 6 | | | 8 | 7 | 7 | 8 | 6 | W | 7 | 10 | 10 | | | 10 | W | 1 | 9 |
| RAF St Athan Voluntary | | | | | | | | | | | | 10 | | | | | | | | | | | | | | |
| Rogerstone | | | | | | | | | | | | | | W | | | | | | | | | | | | |
| Sandhurst Silver | | | | | | | | | | | | | | | | | | | 8 | | | | | | | |
| South West Comms | | | | | | | | | | | | | | | | | | | | | | | | | 7 | |
| Staines Brass | | | | | | | | | | | | | | 6 | 4 | | 5 | | 5 | 4 | | | | | | |
| Tata Steel (Port Talbot) | | 8 | | | | | | | | | | | | | | | | | | | | | | | | |
| Thomas Coaches Mid Rhondda | | 2 | 4 | 6 | 5 | | 3 | 4 | 5 | 7 | 6 | 7 | | | | | | | | | | | | | | |
| Thundersley Brass | | | | | | | | | | | | | | | | | | | | | | | 4 | | | |
| Tongwynlais Temperance | | | 6 | 4 | 7 | 7 | 7 | 2 | 3 | 2 | 4 | | 3 | 3 | 3 | 2 | 2 | 1 | 2 | 3 | 1 | | 6 | | 3 | 8 |
| Tredegar | | 1 | 1 | 1 | 1 | | 4 | 1 | | 1 | | 1 | 2 | 1 | 1 | 1 | 1 | | | | | | | | | |
| Treherbert & District | | | 9 | | 6 | 3 | | | 9 | 9 | | | | | | | | | | | | | | | | |
| Tylorstown | | 6 | 10 | 8 | | | 8 | 9 | 7 | | | | | | 10 | 7 | 3 | 2 | 4 | 9 | 8 | 10 | 11 | 8 | 8 | 12 |
| Wantage | | | | | | | | | | | | | | | | | | | | | | 3 | | | | |