Postal code 83-400 – Kościerzyna
Kościerzyna, Kościerzyna municipality, kościerski county, pomorskie voivodeship
- localities
- 20
- streets
- 377
- buildings
- 5,162
Postal code 83-400 is used in 20 localities, including Kościerzyna, Skorzewo, Nowy Klincz, Nowa Wieś Kościerska, Kościerzyna-Wybudowanie (Kościerzyna municipality, kościerski county, pomorskie voivodeship). It covers 5162 buildings on 377 streets – the full list with house numbers is below.
Which streets have postal code 83-400?
Which localities have postal code 83-400?
How to address a letter or parcel in Poland?
Jan Kowalski ul. 3 Maja 1 83-400 Kościerzyna
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 address does postal code 83-400 cover?
Postal code 83-400 covers 20 localities: Kościerzyna, Skorzewo, Nowy Klincz, Nowa Wieś Kościerska, Kościerzyna-Wybudowanie, Kaliska Kościerskie, Mały Klincz, Rybaki, Częstkowo, Dąbrówka and more, including streets: 3 Maja, 31 Stycznia, 8 Marca, Adama Asnyka, Adama Mickiewicza (kościerski county, pomorskie voivodeship).
Where is postal code 83-400?
In pomorskie voivodeship, kościerski county, Poland.
Is postal code 83-400 enough to send a parcel?
No – always write the postal code together with the town or post office name and the full address (street and building number, or the village name with the house number).
Which postal codes are next to 83-400?
Which municipality and county does 83-400 belong to?
The 83-400 area (Kościerzyna) lies in Kościerzyna municipality (gmina), in kościerski county (powiat), pomorskie voivodeship, Poland. Centre of the area based on address points: 54.1227, 17.9818.
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

