Cheapest unleaded
165.9p
Fuel prices in CF3 today, 12 September 2026
Live petrol and diesel prices at 3 stations in the CF3 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
187.9p
Avg unleaded (CF3)
167.6p
Avg diesel (CF3)
189.9p
Tesco
TESCO STORES LTD, CRICKHOWELL ROAD, ST. MELLONS, CARDIFF
CF3 0EF
Unleaded165.9p
Diesel187.9p
Texaco
ST. MELLONS SERVICE STATION, NEWPORT ROAD, OLD ST. MELLONS, CARDIFF
CF3 5UG
Unleaded166.9p
Diesel189.9p
Esso
NEWPORT ROAD, CASTLETON / CARDIFF
CF3 2UR
Unleaded169.9p
Diesel191.9p
Data updated 1 hour ago.
Cheapest fuel in CF3: quick answers
Where is the cheapest petrol in CF3?
The cheapest unleaded in the CF3 postcode area right now is 165.9p per litre at Tesco, TESCO STORES LTD, CRICKHOWELL ROAD, ST. MELLONS, CARDIFF. The CF3 average is 167.6p.
Where is the cheapest diesel in CF3?
The lowest diesel price in CF3 is currently 187.9p per litre at Tesco, TESCO STORES LTD, CRICKHOWELL ROAD, ST. MELLONS, CARDIFF.