Stary Osów postal code
Village · białobrzeski county (powiat) · Stara Błotnica municipality (gmina) · mazowieckie voivodeship
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The postal code for Stary Osów is 26-806.
Postal code – Stary Osów
How to address a letter or parcel in Poland?
Jan Kowalski Stary Osów 15 26-806 Stary Osów
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. There are no named streets in Stary Osów, so the second line contains the locality name and property number (e.g. Stary Osów 15). If the serving post office is in another locality, its name can appear next to the code on the last line.
Frequently asked questions
How do I address a letter to Stary Osów if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Stary Osów 15”. On the last line, write the postal code 26-806 and the locality or post office name.
What is the postal code for Stary Osów?
The postal code for Stary Osów is 26-806.
Which voivodeship and county is Stary Osów in?
Stary Osów (village) is in białobrzeski county (powiat), Stara Błotnica municipality (gmina), mazowieckie voivodeship.
Which localities are closest to Stary Osów?
The closest localities to Stary Osów are: Stary Kadłub (1.4 km), Tursk (1.5 km), Siemiradz (2.2 km), Kaszów (2.3 km), Łępin (2.4 km), Stara Błotnica (2.5 km). Distances are measured in a straight line between locality centres.
Localities near Stary Osów (białobrzeski county)
Which county and municipality does Stary Osów belong to?
Stary Osów lies in Stara Błotnica municipality (gmina), in białobrzeski county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 51.5330, 20.9452.
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