P: 18 W: 5 D: 6 L: 7
Last meeting: 28 Feb 1992 — Brecon Corinthians v Llanelli (3-2)
| Season | Date | Match | Result | Score | Competition |
|---|---|---|---|---|---|
| 1982-83 | 16 Oct 1982 | Brecon Corinthians v Llanelli | D | 1-1 | LEAGUE |
| 1982-83 | 12 Feb 1983 | Llanelli v Brecon Corinthians | D | 1-1 | LEAGUE |
| 1983-84 | 27 Aug 1983 | Brecon Corinthians v Llanelli | W | 5-0 | LEAGUE |
| 1983-84 | 10 Dec 1983 | Llanelli v Brecon Corinthians | D | 0-0 | LEAGUE |
| 1984-85 | 08 Dec 1984 | Brecon Corinthians v Llanelli | L | 1-2 | LEAGUE |
| 1984-85 | 09 Mar 1985 | Llanelli v Brecon Corinthians | D | 1-1 | LEAGUE |
| 1985-86 | 29 Mar 1986 | Llanelli v Brecon Corinthians | L | 0-2 | LEAGUE |
| 1985-86 | 16 Apr 1986 | Brecon Corinthians v Llanelli | L | 0-4 | LEAGUE |
| 1986-87 | 08 Nov 1986 | Llanelli v Brecon Corinthians | D | 0-0 | LEAGUE |
| 1986-87 | 06 May 1987 | Brecon Corinthians v Llanelli | L | 0-2 | LEAGUE |
| 1987-88 | 07 Nov 1987 | Brecon Corinthians v Llanelli | L | 0-2 | LEAGUE |
| 1987-88 | 05 Mar 1988 | Llanelli v Brecon Corinthians | W | 2-1 | LEAGUE |
| 1989-90 | 17 Mar 1990 | Brecon Corinthians v Llanelli | W | 4-0 | LEAGUE |
| 1989-90 | 24 Mar 1990 | Llanelli v Brecon Corinthians | D | 1-1 | LEAGUE |
| 1990-91 | 24 Nov 1990 | Brecon Corinthians v Llanelli | L | 1-5 | LEAGUE |
| 1990-91 | 09 Mar 1991 | Llanelli v Brecon Corinthians | L | 1-2 | LEAGUE |
| 1991-92 | 16 Nov 1991 | Llanelli v Brecon Corinthians | W | 4-2 | LEAGUE |
| 1991-92 | 28 Feb 1992 | Brecon Corinthians v Llanelli | W | 3-2 | LEAGUE |