Kolno postal code
Village · olsztyński county (powiat) · Kolno municipality (gmina) · warmińsko-mazurskie voivodeship
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The postal code for Kolno is 11-311.
Postal code – Kolno
How to address a letter or parcel in Poland?
Jan Kowalski Kolno 15 11-311 Kolno
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 Kolno, so the second line contains the locality name and property number (e.g. Kolno 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 Kolno if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Kolno 15”. On the last line, write the postal code 11-311 and the locality or post office name.
What is the postal code for Kolno?
The postal code for Kolno is 11-311.
Which voivodeship and county is Kolno in?
Kolno (village) is in olsztyński county (powiat), Kolno municipality (gmina), warmińsko-mazurskie voivodeship.
Are there other localities named Kolno?
Yes – 8 localities share this name, including in these voivodeships: podlaskie, wielkopolskie, zachodniopomorskie, kujawsko-pomorskie, mazowieckie. Each has its own postal code.
Which localities are closest to Kolno?
The closest localities to Kolno are: Ryn Reszelski (3.1 km), Wójtowo (3.3 km), Kabiny (3.4 km), Górowo (3.6 km), Kruzy (4.8 km), Wysoka Dąbrowa (4.9 km). Distances are measured in a straight line between locality centres.
Localities near Kolno (olsztyński county)
Which county and municipality does Kolno belong to?
Kolno lies in Kolno municipality (gmina), in olsztyński county (powiat), warmińsko-mazurskie voivodeship, Poland. Centre of the area based on address points: 53.9967, 20.9958.
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

