PostTag - Diesel Discount Card

With PostTag’s Free Diesel Discount Card, you could save on average £38* a month (that’s over £450 a year!) when you fill up. PostTag’s trusted by over 100,000 UK drivers, more miles for your money. No hidden fees. No Subscriptions. Zero commitment. Just plain & simple cheaper diesel for drivers.

Supported at over 4,500 partnered UK petrol stations, you’re never far from a better price on your diesel.

Fill up at major supported partner petrol stations including
Shell
BP
Esso
Texaco
Valero
Jet
Gulf
ASDA
Morrisons
Sainsbury’s
Tesco
Even motorway services!

It’s easy to use. Simply fill up like normal. Pay in-store with your PostTag Diesel Discount Card and we’ll set-up a Direct Debit to deduct the bill each week. You’ll only pay for what you use. The price of diesel is set each week in the app so you’ll know what you’re paying before you fill up.

Find the cheapest petrol or diesel with up-to-date price comparisons. Compare prices at over 8,000 UK petrol stations. Save money by comparing cheap UK fuel pump prices for petrol, diesel, super unleaded and premium diesel.

PostTag works hard to bring exclusive discounts & offers from industry-leading partners to help you save on more than just your fuel.

The ultimate delivery driver app.
Struggle to find an address? PostTag’s unique postcode search helps you find where you’re going quicker.
Works with Waze, Google Maps & Apple Maps.
Scan & go: point your camera at an address, no typing, no cold hands.
Multiple stop route planner for parcel, courier or passenger jobs.
Supported for Apple CarPlay.

Free. For The Drivers.

Download PostTag and start saving today.

*Assumed calculation based on an average saving of 14.7p per litre, filling up a 60L tank once a week. Average saving calculated from PostTag drivers using the fuel card between 1st June - 23rd June 2026. Per litre saving illustrated changes on a weekly basis. There is no guarantee the advertised saving will be available at all times. Offers shown are for illustrative purposes. No guarantee the offer illustrated will be available at all times. All product names, logos, and brands are property of their respective owners.

This app is intended for users aged 18+.