Aia Postal Codes: 20800 to 20810 | Urola-Costa, Guipúzcoa, País Vasco
Postal Codes (Códigos postales) for Aia range from 20800 to 20810 in Urola-Costa, Guipúzcoa, País Vasco, Spain. To find exact Postal Codes and postcodes within Aia, choose from the districts below.
Postal Codes for Places in Aia
Showing 20 places in Aia. Last verified with official records on May 2, 2026.
| Aia | |
| Aizarna | |
| Altzola | |
| Andatza | |
| Arratola Aldea | |
| Arrazubialdekoa Baserria/Caserío Arrazubialdekoa | |
| Arrutiegia | |
| Elkano | |
| Erriberatxo Baserria/Caserío Erriberatxo | |
| Etxeberri Baserria/Caserío Etxeberri | |
| Etxetaballa | |
| Iruretaegia | |
| Kurpidea | |
| Laurgain | |
| Olaskoegia | |
| Santio Erreka | |
| Ubegun Industrigunea | |
| Urdaneta | |
| Zudagaray | |
| Zulaika Baserria/Caserío Zulaika |
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Sample Address Format for Aia
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Aia, Urola-Costa, Guipúzcoa, País Vasco, 20809
SPAIN
Aia on the Map
The map above highlights the geographic boundaries of the Aia municipalities in Spain.
Aia Quick Facts
| Country | Spain (ES) |
|---|---|
| Administrative Path | Spain → País Vasco → Guipúzcoa → Urola-Costa |
| Postal Code | 20800~20810 |
| Autonomous Community | País Vasco |
| Provinces | Guipúzcoa |
| Regions | Urola-Costa |
| ISO Codes | ES / ESP / 724 |
| Top-level domain (ccTLD) | .es |
| Coordinates | 43.237499, -2.148017 |
| Places | 20 |
What to Know About Aia
Key Facts
Aia is a municipality located in the Urola-Costa comarca (county) of the province of Guipúzcoa, within the autonomous community of the Basque Country (País Vasco) in northern Spain. Situated in the central part of the Urola-Costa region, Aia lies approximately 25 kilometers west of the provincial capital, San Sebastián. The municipality covers an area of roughly 55 square kilometers and has a population of about 2,000 residents. Aia is administratively divided into several smaller population centers and neighborhoods, including the main village of Aia itself, as well as Laurgain, Alzola, and Iturriotz, among others. The landscape is characterized by the rolling hills and valleys typical of the Basque interior, with the Urola River flowing nearby. This municipality provides access to detailed postal code information for its various constituent neighborhoods and settlements.
Neighboring Regions
- Zestoa
- Zarautz
- Orio
- Usurbil
- Errezil
- Aizarnazabal