Cheapest unleaded
163.9p
Fuel prices in NP20 today, 12 September 2026
Live petrol and diesel prices at 6 stations in the NP20 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
185.9p
Avg unleaded (NP20)
169.7p
Avg diesel (NP20)
190.5p
Tesco
UNIT 6 HARLECH RETAIL PARK, CARDIFF ROAD, CASNEWYDD
NP20 3BA
Unleaded163.9p
Diesel185.9p
Asda
LOWER DOCK STREET, NEWPORT
NP20 2BH
Unleaded164.7p
Diesel186.7p
Sainsbury's
ALBANY STREET, NEWPORT
NP20 5NJ
Unleaded166.9p
Diesel187.9p
Esso
STOW HILL, NEWPORT
NP20 4GA
Unleaded172.9p
Diesel192.9p
BP
MALPAS ROAD, NEWPORT
NP20 6NF
Unleaded173.9p
Diesel192.9p
Shell
1 MALPAS ROAD, NEWPORT
NP20 5PA
Unleaded175.9p
Diesel196.9p
Data updated 1 hour ago.
Cheapest fuel in NP20: quick answers
Where is the cheapest petrol in NP20?
The cheapest unleaded in the NP20 postcode area right now is 163.9p per litre at Tesco, UNIT 6 HARLECH RETAIL PARK, CARDIFF ROAD, CASNEWYDD. The NP20 average is 169.7p.
Where is the cheapest diesel in NP20?
The lowest diesel price in NP20 is currently 185.9p per litre at Tesco, UNIT 6 HARLECH RETAIL PARK, CARDIFF ROAD, CASNEWYDD.