Postcode 20306
Location: Provincia De Alajuela → Grecia → Rio Cuarto
1 location(s) using this postal code in Provincia De Alajuela, Costa Rica
About Postcode 20306
This postal code is assigned to Rio Cuarto District Canton Grecia, 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)
- 30 — Canton (Grecia)
- 6 — District (Rio Cuarto)
How to Use This Postcode 20306
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
Rio Cuarto
Grecia, Provincia De Alajuela
20306
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 → Grecia → Rio Cuarto in Costa Rica.
Is this a valid List Post Code?
Yes. 20306 is an active postcode for Provincia De Alajuela → Grecia → Rio Cuarto 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 20306?
Useful Resources
Developer API
Get this data via API
Free JSON for postcode 20306.
https://api.listpostcode.com/v1/countries/CR/postcodes/20306curl -H "x-api-key: YOUR_API_KEY" \
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