BazaKodow – postal codes in Poland

Postal code

ul. Jastrzębia, Mikołajki

Mikołajki, Mikołajki municipality (gmina), mrągowski county (powiat), warmińsko-mazurskie voivodeship

The postal code for ul. Jastrzębia in Mikołajki is 11-730. Below you will find a map of the area, the post office and streets with the same code. This street has 8 buildings with a listed postal code; 40 other streets in this locality also use 11-730. The locality is in mrągowski county (powiat), warmińsko-mazurskie voivodeship.

Which postal code applies to each building number on ul. Jastrzębia?
CodeBuilding numbers
4, 5A, 5B, 7, 9, 11, 13, 15
ul. Jastrzębia, MikołajkiOpen in OSM ↗

How to address a letter or parcel in Poland?

Jan Kowalski
ul. Jastrzębia 4
11-730 Mikołajki

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. Jastrzębia, Mikołajki?

The postal code for ul. Jastrzębia (Mikołajki) is 11-730.

What determines the postal code for ul. Jastrzębia?

ul. Jastrzębia (Mikołajki) has one postal code (11-730), so the building number does not affect the code.

Which other streets use postal code 11-730?

Where else can you find ul. Jastrzębia?

All localities with ul. Jastrzębia →

Which postal codes are near 11-730?

Where is ul. Jastrzębia, Mikołajki?

ul. Jastrzębia, Mikołajki, lies in Mikołajki municipality (gmina), in mrągowski county (powiat), warmińsko-mazurskie voivodeship, Poland. Centre of the area based on address points: 53.7980, 21.5850.

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