Castro Postal Codes: 5700000 | Chiloé, Los Lagos
The Postal Codes (Códigos postales) for Castro is 5700000 in Chiloé, Los Lagos, Chiloé, Chile. The table below lists Postal Codes and postcodes for places within Castro.
Postal Codes for Places in Castro
Showing 2 places in Castro. Last verified with official records on May 2, 2026.
| Castro | |
| Pid Pid |
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Sample Address Format for Castro
[Sender Street Address]
[City, ZIP]
[Country]
Street Address / PO Box
Castro, Chiloé, Los Lagos, 5700000
CHILE
Castro on the Map
The map above highlights the geographic boundaries of the Castro communes in Chile.
Castro Quick Facts
| Country | Chile (CL) |
|---|---|
| Administrative Path | Chile → Los Lagos → Chiloé |
| Postal Code | 5700000 |
| Region | Los Lagos |
| Provinces | Chiloé |
| ISO Codes | CL / CHL / 152 |
| Top-level domain (ccTLD) | .cl |
| Coordinates | -42.482375, -73.764292 |
| Places | 2 |
What to Know About Castro
Key Facts
Castro is a city and commune located on the eastern coast of Chiloé Island in the Los Lagos Region of southern Chile. Serving as the capital of both Chiloé Province and the commune of Castro, this important administrative center is situated approximately 1,200 kilometers south of Santiago. With a population of around 45,000 people spread across its 473 square kilometer area, Castro stands as the third oldest continuously inhabited city in Chile, founded in 1567. The city is administratively divided into numerous smaller localities and neighborhoods that comprise the commune. Castro is renowned for its distinctive palafitos, colorful wooden houses built on stilts along the waterfront, which have become iconic symbols of Chiloé's architectural heritage. The city serves as the commercial and cultural hub for the surrounding communities, featuring the UNESCO World Heritage Site Church of San Francisco with its striking yellow facade and wooden construction. For those seeking detailed location information, postal code data is available for all neighborhoods and localities within the Castro commune.
Neighboring Regions
- Dalcahue
- Chonchi
- Queilén