Cheapest unleaded
164.9p
Fuel prices in SA31 today, 12 September 2026
Live petrol and diesel prices at 5 stations in the SA31 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
186.9p
Avg unleaded (SA31)
165.5p
Avg diesel (SA31)
187.3p
Morrisons
PARC PENSARN, CARMARTHEN
SA31 2NF
Unleaded164.9p
Diesel186.9p
Murco
TANERDY GARAGE, TANERDY , CARMARTHEN
SA31 2EY
Unleaded164.9p
Diesel186.9p
Tesco
TESCO STORES, LON MORFA, CAERFYRDDIN
SA31 3AX
Unleaded164.9p
Diesel186.9p
Texaco
TOWY SERVICE STATION, THE BRIDGE, CAERFYRDDIN, SA31 2BN, CAERFYRDDIN
SA31 2BN
Unleaded165.9p
Diesel187.9p
Murco
C K'S SUPERMARKET, OLD ST. CLEARS ROAD, JOHNSTOWN, CARMARTHEN
SA31 3HL
Unleaded166.9p
Diesel187.9p
Data updated 1 hour ago.
Cheapest fuel in SA31: quick answers
Where is the cheapest petrol in SA31?
The cheapest unleaded in the SA31 postcode area right now is 164.9p per litre at Morrisons, PARC PENSARN, CARMARTHEN. The SA31 average is 165.5p.
Where is the cheapest diesel in SA31?
The lowest diesel price in SA31 is currently 186.9p per litre at Morrisons, PARC PENSARN, CARMARTHEN.