Grodnia postal code
Village · sierpecki county (powiat) · Mochowo municipality (gmina) · mazowieckie voivodeship
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The postal code for Grodnia is 09-215.
Postal code – Grodnia
How to address a letter or parcel in Poland?
Jan Kowalski Grodnia 15 09-215 Grodnia
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 Grodnia, so the second line contains the locality name and property number (e.g. Grodnia 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 Grodnia if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Grodnia 15”. On the last line, write the postal code 09-215 and the locality or post office name.
What is the postal code for Grodnia?
The postal code for Grodnia is 09-215.
Which voivodeship and county is Grodnia in?
Grodnia (village) is in sierpecki county (powiat), Mochowo municipality (gmina), mazowieckie voivodeship.
Which localities are closest to Grodnia?
The closest localities to Grodnia are: Cieślin (1.3 km), Zdziembórz (1.6 km), Kłobukowo-Patrze (1.6 km), Łukoszyno-Biki (2.1 km), Kłobukowo (2.3 km), Bożewo Nowe (2.4 km). Distances are measured in a straight line between locality centres.
Localities near Grodnia (sierpecki county)
Which county and municipality does Grodnia belong to?
Grodnia lies in Mochowo municipality (gmina), in sierpecki county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 52.7038, 19.5279.
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