Osmolin postal code
Village · gostyniński county (powiat) · Sanniki municipality (gmina) · mazowieckie voivodeship
- code
- 1
- streets
- 6
The postal code for Osmolin is 09-540. The code covers 6 streets.
Postal code – Osmolin
Streets A–Z (6)
How to address a letter or parcel in Poland?
Jan Kowalski ul. Kiernozka 1 09-540 Osmolin
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 Osmolin?
The postal code for Osmolin is 09-540.
Which voivodeship and county is Osmolin in?
Osmolin (village) is in gostyniński county (powiat), Sanniki municipality (gmina), mazowieckie voivodeship.
Which localities are closest to Osmolin?
The closest localities to Osmolin are: Osmólsk Górny (1.3 km), Działy (2.1 km), Lubików (2.4 km), Staropol (2.8 km), Witusza (2.9 km), Wola Stępowska (3.3 km). Distances are measured in a straight line between locality centres.
Localities near Osmolin (gostyniński county)
Which county and municipality does Osmolin belong to?
Osmolin lies in Sanniki municipality (gmina), in gostyniński county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 52.2946, 19.8432.
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