Country referenceArgentina country page

Argentina Postal Code Format

A country-level reference for how postal and ZIP codes are structured in Argentina.

Postal format
4-Digits - NNNN
Validation pattern
^[0-9]{4}$
Examples
1234, 5678

Postal formats and validation patterns are country-level references. Individual delivery rules can vary by carrier and address type.

Frequently asked questions

What is the postal code format for Argentina?

The postal code format for Argentina is 4-Digits - NNNN. This is a country-level reference for how postal and ZIP codes are structured.

What does a valid Argentina postal code look like?

Examples of Argentina postal codes include 1234, 5678. Individual delivery rules can still vary by carrier and address type.

How can I validate a Argentina postal code?

This page publishes the country's validation pattern, shown above. You can use it to check that a code looks right for Argentina, though it does not confirm that a specific address exists.

What is the difference between a postal code and a ZIP code?

ZIP code is the specific name for the postal code system used in the United States. Other countries call them postcodes, PIN codes, or postal codes. They all serve the same purpose: routing mail to the right delivery area.

Why do postal code formats differ between countries?

Each postal service designs its own code to match its geography and mail volume. Some use numeric-only codes, while others mix letters and digits, which is why the format for Argentina is its own national standard.