Enter your postcode to compare heating oil prices from suppliers delivering across Gwynedd. Prices appear straight away, with no sign-up.
Heating oil in Gwynedd today: from 101.00p a litre for a 1,000 litre delivery (ex VAT) - about £1,061 including VAT. Suppliers currently cover 3 of Gwynedd's 26 postcode areas (LL21, LL23 and LL33). The UK average today is 97.57p.
Prices checked 2 September 2026. We show what the supplier will actually charge, not an estimate.
No supplier currently delivers to LL35, LL36, LL37, LL38, LL39, LL40 and 17 more. Enter your full postcode above and you will see straight away either way.
Gwynedd covers these postcode areas: LL21, LL23, LL33, LL35, LL36, LL37, LL38, LL39, LL40, LL41, LL42, LL43, LL44, LL45, LL46, LL47, LL48, LL49, LL51, LL52, LL53, LL54, LL55, LL56, LL57, SY20.
Those are area codes, not full postcodes. The quote box needs your whole postcode, like LL21 1AA.
258 places in Gwynedd. Each one shows the postcode areas covered near it and today's price.