Castillonuevo Postal Codes: 31454 | Roncal-Salazar, Navarra, Comunidad Foral de Navarra
The Postal Codes (Códigos postales) for Castillonuevo is 31454 in Roncal-Salazar, Navarra, Comunidad Foral de Navarra, Roncal-Salazar, Spain. The table below lists Postal Codes and postcodes for places within Castillonuevo.
Postal Codes for Places in Castillonuevo
Showing 1 places in Castillonuevo. Last verified with official records on May 2, 2026.
| Castillonuevo |
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Sample Address Format for Castillonuevo
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Castillonuevo, Roncal-Salazar, Navarra, Comunidad Foral de Navarra, 31454
SPAIN
Castillonuevo on the Map
The map above highlights the geographic boundaries of the Castillonuevo municipalities in Spain.
Castillonuevo Quick Facts
| Country | Spain (ES) |
|---|---|
| Administrative Path | Spain → Comunidad Foral de Navarra → Navarra → Roncal-Salazar |
| Postal Code | 31454 |
| Autonomous Community | Comunidad Foral de Navarra |
| Provinces | Navarra |
| Regions | Roncal-Salazar |
| ISO Codes | ES / ESP / 724 |
| Top-level domain (ccTLD) | .es |
| Coordinates | 42.6827, -1.03121 |
| Places | 1 |
What to Know About Castillonuevo
Key Facts
Castillonuevo is a municipality located in the Roncal-Salazar valley within the Navarra region of Spain's Comunidad Foral de Navarra. Situated in the northeastern part of Navarra, near the border with France, Castillonuevo lies within the Pyrenees mountain range, specifically in the historical and geographical area known as the Roncal Valley. This municipality covers an area of approximately 26.7 square kilometers and has a very small population, typically fewer than 100 residents, making it one of the least populated municipalities in Navarra. Castillonuevo is part of the Merindad de Sangüesa judicial district and falls under the administrative division of the Roncal-Salazar valley, which comprises several municipalities in this mountainous region. The area is characterized by its rugged terrain, traditional architecture, and pastoral economy, with livestock farming being historically significant. For those seeking detailed postal code information for Castillonuevo and its surrounding areas within the Roncal-Salazar valley, this platform provides access to accurate addressing data for this remote Pyrenean municipality.
Neighboring Regions
- Burgui
- Roncal
- Garde
- Isaba