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Postal code

ul. Juliusza Kossaka, Marki

Marki, Marki municipality (gmina), wołomiński county (powiat), mazowieckie voivodeship

The postal code for ul. Juliusza Kossaka in Marki is 05-270. Below you will find a map of the area, the post office and streets with the same code. This street has 3 buildings with a listed postal code; 40 other streets in this locality also use 05-270. The locality is in wołomiński county (powiat), mazowieckie voivodeship.

Which postal code applies to each building number on ul. Juliusza Kossaka?
CodeBuilding numbers
1, 6, 9

How to address a letter or parcel in Poland?

Jan Kowalski
ul. Juliusza Kossaka 1
05-270 Marki

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.

Frequently asked questions

What is the postal code for ul. Juliusza Kossaka, Marki?

The postal code for ul. Juliusza Kossaka (Marki) is 05-270.

What determines the postal code for ul. Juliusza Kossaka?

ul. Juliusza Kossaka (Marki) has one postal code (05-270), so the building number does not affect the code.

Which other streets use postal code 05-270?

Where else can you find ul. Juliusza Kossaka?

All localities with ul. Juliusza Kossaka →

Where is ul. Juliusza Kossaka, Marki?

ul. Juliusza Kossaka, Marki, lies in Marki municipality (gmina), in wołomiński county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 52.3501, 21.1196.

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