Osieki postal code
Village · koszaliński county (powiat) · Sianów municipality (gmina) · zachodniopomorskie voivodeship
- code
- 1
- streets
- 20
The postal code for Osieki is 76-004. The code covers 20 streets.
Postal code – Osieki
Streets A–Z (20)
How to address a letter or parcel in Poland?
Jan Kowalski ul. Bałtycka 1 76-004 Osieki
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 Osieki?
The postal code for Osieki is 76-004.
Which voivodeship and county is Osieki in?
Osieki (village) is in koszaliński county (powiat), Sianów municipality (gmina), zachodniopomorskie voivodeship.
Are there other localities named Osieki?
Yes – 4 localities share this name, including in these voivodeships: pomorskie, warmińsko-mazurskie. Each has its own postal code.
Which localities are closest to Osieki?
The closest localities to Osieki are: Kleszcze (2.2 km), Rzepkowo (2.7 km), Łazy (2.8 km), Iwięcino (4.2 km), Sucha Koszalińska (4.5 km), Skibienko (5.8 km). Distances are measured in a straight line between locality centres.
Localities near Osieki (koszaliński county)
Which county and municipality does Osieki belong to?
Osieki lies in Sianów municipality (gmina), in koszaliński county (powiat), zachodniopomorskie voivodeship, Poland. Centre of the area based on address points: 54.2847, 16.2158.
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