Country referenceLithuania country page

Lithuania Postal Code Format

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

Postal format
LT : LT-NNNNN
Validation pattern
^(LT)?[0-9]{5}$
Examples
12345, LT12345, LT-12345

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 Lithuania?

The postal code format for Lithuania is LT : LT-NNNNN. This is a country-level reference for how postal and ZIP codes are structured.

What does a valid Lithuania postal code look like?

Examples of Lithuania postal codes include 12345, LT12345, LT-12345. Individual delivery rules can still vary by carrier and address type.

How can I validate a Lithuania postal code?

This page publishes the country's validation pattern, shown above. You can use it to check that a code looks right for Lithuania, 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 Lithuania is its own national standard.