What is lisbon postal codes?

Lisbon postal codes are composed of seven digits and are structured as follows:

The first digit represents one of the ten postal regions in Portugal, with Lisbon being in postal region three.

The second digit represents the district within the region, with Lisbon being in the Lisbon district, represented by the number four.

The third digit corresponds to the postal zone within the district, and the remaining four digits represent the delivery area within the zone.

A Lisbon postal code would look like this: 3xxx-4xx, where "x" would be a number between 0 and 9.

Postal codes are essential for the proper delivery of mail and packages and are necessary when addressing letters and parcels sent to or from Lisbon.