Kokoszki postal code
Village · łomżyński county (powiat) · Wizna municipality (gmina) · podlaskie voivodeship
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The postal code for Kokoszki is 18-430.
Postal code – Kokoszki
How to address a letter or parcel in Poland?
Jan Kowalski Kokoszki 15 18-430 Kokoszki
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 Kokoszki, so the second line contains the locality name and property number (e.g. Kokoszki 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 Kokoszki if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Kokoszki 15”. On the last line, write the postal code 18-430 and the locality or post office name.
What is the postal code for Kokoszki?
The postal code for Kokoszki is 18-430.
Which voivodeship and county is Kokoszki in?
Kokoszki (village) is in łomżyński county (powiat), Wizna municipality (gmina), podlaskie voivodeship.
Are there other localities named Kokoszki?
Yes – 5 localities share this name, including in these voivodeships: pomorskie, wielkopolskie, warmińsko-mazurskie, łódzkie. Each has its own postal code.
Which localities are closest to Kokoszki?
The closest localities to Kokoszki are: Choszczewo (0.9 km), Nieławice (1.4 km), Kotowo Stare (1.5 km), Kotówek (1.5 km), Mrówki (2.3 km), Guty (2.6 km). Distances are measured in a straight line between locality centres.
Localities near Kokoszki (łomżyński county)
Which county and municipality does Kokoszki belong to?
Kokoszki lies in Wizna municipality (gmina), in łomżyński county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 53.2355, 22.2928.
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