Valero
Ascona Tenby Road Service Station
Lysonnen Road Carmarthen Merthyr SA33 5DT
152.9p/L
Price changed 20 Jun, 11:17FreshOpen 24 hours
Amenities
- LPG
- Toilets
Town guide
Fuel prices in Merthyr
1 stations listed directly in Merthyr, with 7 more nearby within 5 miles.
Stations in Merthyr
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Fuel type
Showing unleaded prices where available, sorted by cheapest price first.
More stations near Merthyr
These nearby stations are not counted as directly in Merthyr.
Showing 7 of 7 nearby stations within 5 miles.
Murco
CKs Supermarket
C K'S Supermarket Old St. Clears Road, Johnstown SA31 3HL
3.0 mi Est. 12 min drive
154.9p/L
Price changed 17 Jun, 08:23This weekOpen now
Amenities
- Toilets
Tesco
Carmarthen Extra - Petrol Filling Station
Tesco Stores Lon Morfa Caerfyrddin SA31 3AX
3.5 mi Est. 14 min drive
153.9p/L
Price changed 24 Apr, 12:3130+ daysOpen 24 hours
No reported price change for 30+ days; verify at the pump.
Texaco
Vst Towy Services Station
Towy Service Station The Bridge, Caerfyrddin SA31 2BN
3.9 mi Est. 16 min drive
152.9p/L
Price changed 18 Jun, 23:46This weekOpen 24 hours
Morrisons
MFG Morrisons Carmarthen
Parc Pensarn Pen-sarn SA31 2NF
4.0 mi Est. 16 min drive
149.9p/L
Price changed 19 Jun, 22:56FreshOpen 24 hours
Amenities
- Car wash
Murco
Derwydd Services
Derwydd Garage Cynwyl Elfed, Carmarthen SA33 6TP
4.1 mi Est. 16 min drive
149.9p/L
Price changed 20 Jun, 07:40FreshOpen now
Amenities
- Toilets
Valero
Ascona Forge Filling Station
A40 West Carmarthen Road Sanclêr SA33 4NA
4.1 mi Est. 17 min drive
153.9p/L
Price changed 16 Jun, 11:00This weekOpen 24 hours
Amenities
- Toilets
Murco
Tanerdy Garage
Tanerdy Garage Tanerdy SA31 2EY
4.4 mi Est. 18 min drive
149.9p/L
Price changed 18 Jun, 06:09This weekOpen now
More about fuel prices in Merthyr
Planning tools, county browsing, and regional context for journeys around Merthyr.
More about fuel prices in Merthyr
Planning tools, county browsing, and regional context for journeys around Merthyr.
Use this page to check the latest unleaded prices in Merthyr. Freshness labels help you prioritise recently updated data, and you can return to the Carmarthenshire county list or run a postcode search for a broader nearby view.
Planning a longer drive? The journey cost calculator helps estimate spend before you set off, and the route planner keeps detour time beside pump price savings on longer routes. For wider context, explore fuel brand averages , the county guide , or scan the UK price map for regional trends before you set off.