The price of your letter depends on:
- the speed you desire (priority or non-priority delivery)
- the size and weight of your letter
Use our online tool to calculate the price of your letter quickly.
To write an address correctly, follow the international ISO standards. Write the address in English or in an official language of the destination country.
The size determines whether your item is sent as a letter or a parcel. A letter becomes a parcel if it exceeds the following dimensions and weight:
- 230 mm in width
- 350 mm in length
- 30 mm in height
- 2 kg
We cannot guarantee a period for international letters. bpost treats your letter as Priority mail, but the speed of delivery depends on the postal service in the destination country.
If you wrote your address on the back of the envelope, the undelivered letter will be sent back to you.
To send a letter abroad, you need an international stamp: Europe for European destinations and World for the rest of the world. Mail your letter in one of the red mailboxes or drop it off in a Post Office.
We automatically treat international mail as Priority mail. But the final delivery period depends on the postal service in the destination country. bpost has no influence over this. To be sure that your letter or card is treated as Priority mail abroad, attach an 'A PRIOR' stick-on label. You can get those labels for free in a Post Office.
It is forbidden to send money by both national and international mail.
More information about things that you cannot send as a letter can be found in the General Terms and Conditions. Sometimes it's better to send objects in a reinforced envelope or as a parcel.
Do you want to send an important letter? We recommend that you send it as Registered Mail (if desired with a Declared Value).
If we cannot deliver your letter and your address is on the back of the envelope, then the letter will be sent back to you.
Tip: always validate the address with our online tool.
You will receive confirmation of receipt if you send your international mail as International Registered Mail.
You can only take insurance if you send your letter as International Registered Mail. We advise you to use Registered Mail if you send valuable mail.
In principle, customs does not open any letters. But they do have the right to do that. For example, if your mail looks suspicious.