Biscay postal codes — Basque Country, Spain

Biscay is a province of Basque Country, Spain.

Towns in Biscay include Gran Bilbao, Lea-Artibai, Arratia-Nervion, Las Encartaciones and Duranguesado, together with the surrounding localities whose postal codes are listed above.

How postal codes work in Biscay

Spain uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Biscay follow that format like everywhere else in the country, for example 48211 for Abadino.

Every code listed here for Biscay begins with the prefix 48, which groups its delivery areas together within Spain's national numbering.

Postal codes across Spain, Biscay included, are issued and maintained by Correos (Spain’s public operator).

Addressing format

Addresses in Spain are written [Street name] [House number], [Postal code] [City] [Region], and an address in Biscay follows that same order:

What this dataset covers

This reference dataset lists 50 postal codes for Biscay, each paired with its locality and, where the source provides them, coordinates and a time zone.