BazaKodow – postal codes in Poland

Postal code

ul. Montwiłła-Mireckiego, Gdynia

Gdynia, Gdynia municipality (gmina), Gdynia county (powiat), pomorskie voivodeship

ul. Montwiłła-Mireckiego in Gdynia has 2 postal codes: 81-229, 81-261. The correct code depends on the building number — check the table below. This street has 5 buildings with a listed postal code. The locality is in Gdynia county (powiat), pomorskie voivodeship.

Which postal code applies to each building number on ul. Montwiłła-Mireckiego?
CodeBuilding numbers
4, 12, 14, 16
11
ul. Montwiłła-Mireckiego, GdyniaOpen in OSM ↗

How to address a letter or parcel in Poland?

Jan Kowalski
ul. Montwiłła-Mireckiego 4
81-229 Gdynia

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. The postal code on this street depends on the building number. Before posting, make sure it matches the number in the table.

Frequently asked questions

What is the postal code for ul. Montwiłła-Mireckiego, Gdynia?

ul. Montwiłła-Mireckiego (Gdynia) has 2 postal codes: 81-229, 81-261.

What determines the postal code for ul. Montwiłła-Mireckiego?

On longer streets, Polish Post assigns different postal codes to ranges of building numbers, often separately for even and odd numbers. The code for ul. Montwiłła-Mireckiego therefore depends on the building number — see the ranges in the table above.

Which postal codes are near 81-229?

Where is ul. Montwiłła-Mireckiego, Gdynia?

ul. Montwiłła-Mireckiego, Gdynia, lies in Gdynia municipality (gmina), in Gdynia county (powiat), pomorskie voivodeship, Poland. Centre of the area based on address points: 54.5282, 18.5019.

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