P: 65 W: 30 D: 12 L: 23
Previously: Port Talbot Athletic
Last meeting: 25 Feb 2022 — Llanelli v Port Talbot Athletic (1-0)
| Season | Date | Match | Result | Score | Competition |
|---|---|---|---|---|---|
| 1977-78 | 22 Oct 1977 | Llanelli v Port Talbot Athletic | L | 0-1 | WELSH CUP 2R |
| 1984-85 | 20 Apr 1985 | Port Talbot Athletic v Llanelli | L | 0-2 | LEAGUE |
| 1984-85 | 01 May 1985 | Llanelli v Port Talbot Athletic | W | 2-1 | LEAGUE |
| 1985-86 | 16 Nov 1985 | Port Talbot Athletic v Llanelli | D | 1-1 | LEAGUE |
| 1985-86 | 15 Mar 1986 | Llanelli v Port Talbot Athletic | D | 1-1 | LEAGUE |
| 1986-87 | 22 Nov 1986 | Llanelli v Port Talbot Athletic | W | 7-1 | LEAGUE |
| 1986-87 | 31 Jan 1987 | Port Talbot Athletic v Llanelli | W | 1-0 | LEAGUE |
| 1987-88 | 24 Oct 1987 | Port Talbot Athletic v Llanelli | D | 0-0 | LEAGUE |
| 1987-88 | 20 Feb 1988 | Llanelli v Port Talbot Athletic | L | 1-2 | LEAGUE |
| 1989-90 | 30 Sep 1989 | Port Talbot Athletic v Llanelli | W | 3-1 | LEAGUE |
| 1989-90 | 05 Feb 1990 | Llanelli v Port Talbot Athletic | W | 2-1 | LEAGUE |
| 1990-91 | 03 Nov 1990 | Llanelli v Port Talbot Athletic | L | 0-2 | LEAGUE |
| 1990-91 | 16 Feb 1991 | Port Talbot Athletic v Llanelli | W | 4-0 | LEAGUE |
| 1991-92 | 07 Sep 1991 | Llanelli v Port Talbot Athletic | L | 1-2 | WELSH CUP 1R |
| 1996-97 | 10 Aug 1996 | Llanelli v Port Talbot Athletic | W | 3-2 | LEAGUE |
| 1996-97 | 22 Apr 1997 | Port Talbot Athletic v Llanelli | D | 0-0 | LEAGUE |
| 1997-98 | 30 Aug 1997 | Port Talbot Athletic v Llanelli | W | 4-3 | LEAGUE |
| 1997-98 | 11 Oct 1997 | Port Talbot Athletic v Llanelli | W | 2-1 | CYRIL ROGERS CUP 2R |
| 1997-98 | 24 Jan 1998 | Llanelli v Port Talbot Athletic | L | 1-2 | LEAGUE |
| 1998-99 | 15 Aug 1998 | Port Talbot Athletic v Llanelli | L | 0-2 | LEAGUE |
| 1998-99 | 30 Dec 1998 | Llanelli v Port Talbot Athletic | W | 3-1 | LEAGUE |
| 1998-99 | 06 Feb 1999 | Port Talbot Athletic v Llanelli | L | 0-1 | FLOCON 3R |
| 2000-01 | 05 Sep 2000 | Port Talbot Athletic v Llanelli | D | 1-1 | LEAGUE |
| 2000-01 | 05 Oct 2000 | Llanelli v Port Talbot Athletic | D | 1-1 | LEAGUE |
| 2000-01 | 20 Oct 2000 | Llanelli v Port Talbot Athletic | L | 1-2 | LEAGUE |
| 2000-01 | 23 Feb 2001 | Port Talbot Athletic v Llanelli | L | 0-1 | LEAGUE |
| 2001-02 | 09 Mar 2002 | Llanelli v Port Talbot Town | L | 1-2 | LEAGUE |
| 2001-02 | 22 Mar 2002 | Port Talbot Town v Llanelli | L | 2-3 | LEAGUE |
| 2002-03 | 18 Oct 2002 | Llanelli v Port Talbot Athletic | L | 0-2 | LEAGUE |
| 2002-03 | 21 Feb 2003 | Port Talbot Athletic v Llanelli | D | 1-1 | LEAGUE |
| 2004-05 | 25 Sep 2004 | Port Talbot Athletic v Llanelli | L | 0-4 | LEAGUE |
| 2004-05 | 11 Feb 2005 | Llanelli v Port Talbot Athletic | L | 1-2 | LEAGUE |
| 2005-06 | 15 Nov 2005 | Port Talbot Athletic v Llanelli | W | 1-0 | LCSF1L |
| 2005-06 | 23 Nov 2005 | Llanelli v Port Talbot Athletic | L | 0-1 | LCSF2L |
| 2005-06 | 26 Dec 2005 | Port Talbot Athletic v Llanelli | W | 1-0 | LEAGUE |
| 2005-06 | 02 Jan 2006 | Llanelli v Port Talbot Athletic | W | 3-1 | LEAGUE |
| 2006-07 | 05 Sep 2006 | Llanelli v Port Talbot Athletic | W | 3-1 | LEAGUE CUP |
| 2006-07 | 10 Oct 2006 | Port Talbot Athletic v Llanelli | W | 4-1 | LEAGUE CUP |
| 2006-07 | 26 Dec 2006 | Llanelli v Port Talbot Athletic | D | 0-0 | LEAGUE |
| 2006-07 | 01 Jan 2007 | Port Talbot Athletic v Llanelli | L | 0-1 | LEAGUE |
| 2007-08 | 04 Sep 2007 | Llanelli v Port Talbot Athletic | W | 3-1 | LC GROUP |
| 2007-08 | 23 Oct 2007 | Port Talbot Athletic v Llanelli | W | 5-2 | LC GROUP |
| 2007-08 | 26 Oct 2007 | Llanelli v Port Talbot Athletic | W | 8-0 | LEAGUE |
| 2007-08 | 07 Mar 2008 | Port Talbot Athletic v Llanelli | W | 1-0 | LEAGUE |
| 2008-09 | 02 Sep 2008 | Port Talbot Town v Llanelli | W | 4-1 | LC GROUP |
| 2008-09 | 07 Oct 2008 | Llanelli v Port Talbot Town | L | 2-4 | LC GROUP |
| 2008-09 | 07 Nov 2008 | Port Talbot Athletic v Llanelli | W | 6-4 | LEAGUE |
| 2008-09 | 30 Jan 2009 | Port Talbot Town v Llanelli | L | 1-2 | WELSH CUP 4R |
| 2008-09 | 20 Mar 2009 | Llanelli v Port Talbot Athletic | W | 2-0 | LEAGUE |
| 2009-10 | 21 Aug 2009 | Port Talbot Town v Llanelli | D | 0-0 | LEAGUE |
| 2009-10 | 09 Mar 2010 | Llanelli v Port Talbot Town | W | 1-0 | LEAGUE |
| 2010-11 | 20 Aug 2010 | Llanelli v Port Talbot Athletic | L | 0-3 | LEAGUE |
| 2010-11 | 21 Sep 2010 | Llanelli v Port Talbot Athletic | L | 1-2 | L C QF1L |
| 2010-11 | 05 Oct 2010 | Port Talbot Athletic v Llanelli | W | 2-0 | L C QF2L |
| 2010-11 | 30 Oct 2010 | Port Talbot Athletic v Llanelli | D | 1-1 | LEAGUE |
| 2010-11 | 18 Mar 2011 | Port Talbot Athletic v Llanelli | D | 0-0 | LEAGUE |
| 2010-11 | 30 Apr 2011 | Llanelli v Port Talbot Athletic | L | 2-3 | LEAGUE |
| 2011-12 | 23 Sep 2011 | Llanelli v Port Talbot Athletic | W | 2-0 | LEAGUE |
| 2011-12 | 26 Nov 2011 | Port Talbot Athletic v Llanelli | W | 1-0 | LEAGUE |
| 2012-13 | 18 Aug 2012 | Port Talbot Athletic v Llanelli | W | 2-1 | LEAGUE |
| 2012-13 | 27 Oct 2012 | Llanelli v Port Talbot Athletic | L | 0-1 | LEAGUE |
| 2017-18 | 20 Oct 2017 | Llanelli v Port Talbot Athletic | D | 2-2 | LEAGUE |
| 2017-18 | 21 Apr 2018 | Port Talbot Athletic v Llanelli | W | 3-1 | LEAGUE |
| 2021-22 | 28 Aug 2021 | Port Talbot Athletic v Llanelli | W | 6-0 | LEAGUE |
| 2021-22 | 25 Feb 2022 | Llanelli v Port Talbot Athletic | W | 1-0 | LEAGUE |