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Postal codes › 10-420 Olsztyn

Postal code 10-420 - Olsztyn

This postal code covers 16 addresses.

Streets with postal code 10-420

Stalowa

Places

Olsztyn

Source: PRG - National Register of Boundaries (GUGiK, open data), EMUiA registry. Data is informational.

The information is provided for reference only. We do not guarantee that postal code or address data is complete, current, or error-free.

Data updated: 2026-07-11

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