UK Postal Prices Calculator
Compare Post Office and online prices for sending post via Royal Mail in the United Kingdom.
You can download the extension from the Chrome Web Store here -
Enter What You Are Sending
Select whether you're sending a letter, large letter or parcel.
Measure
If you're sending a parcel, enter your measurements.
Enter the weight of your letter or parcel.
Get Your Price
The extension will show you the cheapest way of sending your item, and whether that's a Post Office price or online price.
* No special permissions required
Frequently Asked Questions
Some FAQ's about the Chrome extension.
No, this extension has been created completely independently of Royal Mail and is not endorsed or affiliated with them. It has been created as a helpful Chrome extension to allow users to find the cheapest prices to send their items using the Royal Mail and Post Office services.
No, there are no special permissions necessary for the extension to work. We do not collect or store any information about you, your browsing habits or computer.
If you find any prices which are incorrect, please contact us by going to the contact us page on this website.
The UK Postal Prices Calculator extension will be updated as and when Royal Mail update their prices.