Jarnuty postal code
Village · łomżyński county (powiat) · Wizna municipality (gmina) · podlaskie voivodeship
- code
- 1
The postal code for Jarnuty is 18-430.
Postal code – Jarnuty
How to address a letter or parcel in Poland?
Jan Kowalski Jarnuty 15 18-430 Jarnuty
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 Jarnuty, so the second line contains the locality name and property number (e.g. Jarnuty 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 Jarnuty if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Jarnuty 15”. On the last line, write the postal code 18-430 and the locality or post office name.
What is the postal code for Jarnuty?
The postal code for Jarnuty is 18-430.
Which voivodeship and county is Jarnuty in?
Jarnuty (village) is in łomżyński county (powiat), Wizna municipality (gmina), podlaskie voivodeship.
Are there other localities named Jarnuty?
Yes – 3 localities share this name, including in these voivodeships: mazowieckie, podlaskie. Each has its own postal code.
Which localities are closest to Jarnuty?
The closest localities to Jarnuty are: Boguszki (1.2 km), Zanklewo (1.6 km), Grądy Wielkie (2.1 km), Małachowo (2.4 km), Grądy Małe (2.5 km), Kamianki (2.6 km). Distances are measured in a straight line between locality centres.
Localities near Jarnuty (łomżyński county)
Which county and municipality does Jarnuty belong to?
Jarnuty lies in Wizna municipality (gmina), in łomżyński county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 53.2493, 22.3680.
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