Llanelli railway station is the railway station serving the town of Llanelli, Carmarthenshire, Wales. It is located on the West Wales line and the Heart of Wales line 225 miles 20 chains (362.5 km) from the zero point at London Paddington, measured via Stroud. The station and the majority of trains calling are operated by Transport for Wales.

Llanelli is a market town and community in Carmarthenshire and the preserved county of Dyfed, Wales. It is located on the Loughor estuary and is the largest town in the county of Carmarthenshire.