P: 9 W: 5 D: 2 L: 2
Previously: Spencer Works
Last meeting: 24 Jan 2025 — Newport City v Llanelli (2-1)
| Season | Date | Match | Result | Score | Competition |
|---|---|---|---|---|---|
| 1975-76 | Llanelli v Spencer Works | D | 0-0 | LEAGUE | |
| 1975-76 | Spencer Works v Llanelli | L | 0-3 | LEAGUE | |
| 1976-77 | 02 Oct 1976 | Spencer Works v Llanelli | W | 1-0 | LEAGUE |
| 1976-77 | 06 Feb 1977 | Llanelli v Spencer Works | W | 1-0 | LEAGUE |
| 2016-17 | 15 Oct 2016 | Newport City v Llanelli | W | 6-0 | LEAGUE |
| 2016-17 | 18 Feb 2017 | Llanelli v Newport City | W | 5-0 | LEAGUE |
| 2024-25 | 31 Aug 2024 | Newport City v Llanelli | D | 1-1 | WB LC 1R |
| 2024-25 | 04 Oct 2024 | Llanelli v Newport City | L | 2-3 | LEAGUE |
| 2024-25 | 24 Jan 2025 | Newport City v Llanelli | W | 2-1 | LEAGUE |