Cheapest unleaded
166.9p
Fuel prices in SA33 today, 4 November 2026
Live petrol and diesel prices at 5 stations in the SA33 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
195.9p
Avg unleaded (SA33)
167.7p
Avg diesel (SA33)
196.7p
5 fuel stations in the SA33 postcode area report pump prices to the government's Fuel Finder scheme. Unleaded runs from 166.9p at Murco up to 167.9p, a 1.0p gap across SA33, so it pays to check before you fill up. On average SA33 is 3.3p cheaper than the UK as a whole.
Murco
Derwydd Garage, Cynwyl Elfed, Carmarthen
SA33 6TP
Price last reported 29 Sept
Toilets
Unleaded166.9p
Diesel195.9p
Esso
St Clears Roundabout, Tenby Road, St Clears
SA33 4JW
Price last reported 28 Sept
24 hours · Car wash · Air · Water · Toilets · AdBlue pump
Unleaded167.9p
Diesel196.9p
Valero
A40 West, Carmarthen Road
SA33 4NA
Price last reported 8 Sept
24 hours · Air · Toilets
Unleaded167.9p
Diesel196.9p
Valero
Tenby Road, St Clears
SA33 4JP
Price last reported 8 Sept
Car wash · Air · Water · Toilets
Unleaded167.9p
Diesel196.9p
Valero
Lysonnen Road, Carmarthen
SA33 5DT
Price last reported 8 Sept
24 hours · Air · Water · Toilets · AdBlue pump
Unleaded167.9p
Diesel196.9p
Data updated 12 hours ago.
Cheapest fuel in SA33: quick answers
Where is the cheapest petrol in SA33?
The cheapest unleaded in the SA33 postcode area right now is 166.9p per litre at Murco, DERWYDD GARAGE, CYNWYL ELFED, CARMARTHEN. The SA33 average is 167.7p.
Where is the cheapest diesel in SA33?
The lowest diesel price in SA33 is currently 195.9p per litre at Murco, DERWYDD GARAGE, CYNWYL ELFED, CARMARTHEN.