Postcode 20504
Location: Provincia De Alajuela → Atenas → San Isidro
1 location(s) using this postal code in Provincia De Alajuela, Costa Rica
About Postcode 20504
This postal code is assigned to San Isidro District Canton Atenas, Provincia De Alajuela, Costa Rica. This location-level postal code helps ensure accurate mail delivery and location identification.
Postal Code Format
Costa Rica uses numeric postal codes with 5 digits (example: 10101). In our directory, these codes are organized from provinces down to districts.
- 20 — Province (Provincia De Alajuela)
- 50 — Canton (Atenas)
- 4 — District (San Isidro)
How to Use This Postcode 20504
When sending mail or packages to this area, use the postal code below to ensure accurate and timely delivery.
Address format example:
Recipient Name
House #, Street Name
San Isidro
Atenas, Provincia De Alajuela
20504
Costa Rica
Domestic Mail
Include this postcode on all letters and packages sent within Costa Rica.
International Mail
For international deliveries, include "Costa Rica" on the last address line after the postcode.
Frequently Asked Questions
What area does this postcode cover?
This postcode covers Provincia De Alajuela → Atenas → San Isidro in Costa Rica.
Is this a valid List Post Code?
Yes. 20504 is an active postcode for Provincia De Alajuela → Atenas → San Isidro in Costa Rica. It follows the 5-character format used in this country.
How do I find the postal code for a specific address?
Search by province, canton, and district to find the correct postcode in Costa Rica. Search Postcodes
Found incorrect info for 20504?
Useful Resources
Developer API
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Free JSON for postcode 20504.
https://api.listpostcode.com/v1/countries/CR/postcodes/20504curl -H "x-api-key: YOUR_API_KEY" \
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