Kosy postal code
Village · kartuski county (powiat) · Kartuzy municipality (gmina) · pomorskie voivodeship
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The postal code for Kosy is 83-300. The code covers 1 street.
Postal code – Kosy
Streets A–Z (1)
How to address a letter or parcel in Poland?
Jan Kowalski ks. Henryka Ormińskiego 1 83-300 Kosy
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 Kosy?
The postal code for Kosy is 83-300.
Which voivodeship and county is Kosy in?
Kosy (village) is in kartuski county (powiat), Kartuzy municipality (gmina), pomorskie voivodeship.
Are there other localities named Kosy?
Yes – 2 localities share this name, including in these voivodeships: warmińsko-mazurskie. Each has its own postal code.
Which localities are closest to Kosy?
The closest localities to Kosy are: Smętowo Chmieleńskie (1.9 km), Zawory (2.7 km), Kartuzy (2.9 km), Łapalice (3 km), Ręboszewo (3.6 km), Chmielno (4 km). Distances are measured in a straight line between locality centres.
Localities near Kosy (kartuski county)
Which county and municipality does Kosy belong to?
Kosy lies in Kartuzy municipality (gmina), in kartuski county (powiat), pomorskie voivodeship, Poland. Centre of the area based on address points: 54.3187, 18.1556.
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