Onís Postal Codes: 33556 | Oriente, Asturias, Principado de Asturias
The Postal Codes (Códigos postales) for Onís is 33556 in Oriente, Asturias, Principado de Asturias, Oriente, Spain. The table below lists Postal Codes and postcodes for places within Onís.
Postal Codes for Places in Onís
Showing 22 places in Onís. Last verified with official records on May 2, 2026.
| Avin | |
| Benia | |
| Bobia de Abajo | |
| Bobia de Arriba | |
| Boviabaxu | |
| Boviarriba | |
| Castru | |
| Demues | |
| El Castro | |
| El Pedrosu | |
| Gamonedo de Onis | |
| Gamonéu | |
| La Llomba | |
| La Robellada | |
| Los Menores | |
| Pandellevandes | |
| Pedroso | |
| Sirviella | |
| Talavero | |
| Talaveru | |
| Villar | |
| Villar de Onis |
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Sample Address Format for Onís
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Onís, Oriente, Asturias, Principado de Asturias, 33556
SPAIN
Onís on the Map
The map above highlights the geographic boundaries of the Onís municipalities in Spain.
Onís Quick Facts
| Country | Spain (ES) |
|---|---|
| Administrative Path | Spain → Principado de Asturias → Asturias → Oriente |
| Postal Code | 33556 |
| Autonomous Community | Principado de Asturias |
| Provinces | Asturias |
| Regions | Oriente |
| ISO Codes | ES / ESP / 724 |
| Top-level domain (ccTLD) | .es |
| Coordinates | 43.33829, -4.96608 |
| Places | 22 |
What to Know About Onís
Key Facts
Onís is a municipality (concejo) located in the Oriente region of the Principality of Asturias, Spain. Situated in the eastern part of Asturias, Onís lies within the Picos de Europa mountain range, specifically in the area known as the Picos de Europa National Park, which it partially occupies. The municipality covers an area of approximately 75.42 square kilometers and has a population of around 750 residents, making it one of the less densely populated areas in Asturias. Onís is administratively divided into several parishes (parroquias), including Benia de Onís, Avín, and Gamonéu, each contributing to the municipality's rural and mountainous character. The landscape is dominated by limestone mountains, deep valleys, and traditional pastoral activities, with cheese production, particularly the renowned Gamonéu cheese, being a key economic and cultural element. Historically, the area has been shaped by its isolation and the challenges of mountain living, preserving many traditional customs and architectural styles. For those seeking postal code information for its parishes and villages, Onís offers a glimpse into the authentic rural life of the Asturian mountains.
Neighboring Regions
- Cabrales
- Llanes
- Cangas de Onís