Piastoszyn postal code
Village · tucholski county (powiat) · Kęsowo municipality (gmina) · kujawsko-pomorskie voivodeship
- code
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- streets
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The postal code for Piastoszyn is 89-506. The code covers 7 streets.
Postal code – Piastoszyn
Streets A–Z (7)
How to address a letter or parcel in Poland?
Jan Kowalski ul. Główna 1 89-506 Piastoszyn
Write the postal code in the 00-000 format on the last line, before the town name. Put the recipient's full name on the first line and the street with building and flat number on the second. For mail from abroad, add POLAND as the final line.
Frequently asked questions
What is the postal code for Piastoszyn?
The postal code for Piastoszyn is 89-506.
Which voivodeship and county is Piastoszyn in?
Piastoszyn (village) is in tucholski county (powiat), Kęsowo municipality (gmina), kujawsko-pomorskie voivodeship.
Which localities are closest to Piastoszyn?
The closest localities to Piastoszyn are: Grochowo (2.4 km), Żalno (2.9 km), Ciechocin (3.1 km), Silno (3.3 km), Nowe Żalno (3.8 km), Gockowice (3.8 km). Distances are measured in a straight line between locality centres.
Localities near Piastoszyn (tucholski county)
Which county and municipality does Piastoszyn belong to?
Piastoszyn lies in Kęsowo municipality (gmina), in tucholski county (powiat), kujawsko-pomorskie voivodeship, Poland. Centre of the area based on address points: 53.6278, 17.7354.
Where does this data come from?
Localities and postal codes come from the public TERYT registers (Statistics Poland), while streets, building numbers and locations come from the National Register of Boundaries (GUGiK). Data as of 12.11.2026. This site is not affiliated with Poczta Polska; for important shipments, confirm the code at a post office. More about sources

