BazaKodow – postal codes in Poland

Postal code

ul. Mieczysława Karłowicza, Piekary Śląskie

Piekary Śląskie, Piekary Śląskie municipality (gmina), Piekary Śląskie county (powiat), śląskie voivodeship

ul. Mieczysława Karłowicza in Piekary Śląskie has 2 postal codes: 41-945, 41-948. The correct code depends on the building number — check the table below. This street has 28 buildings with a listed postal code; 40 other streets in this locality also use 41-945. The locality is in Piekary Śląskie county (powiat), śląskie voivodeship.

Which postal code applies to each building number on ul. Mieczysława Karłowicza?
CodeBuilding numbers
40A
2, 3a, 4–8, 8A, 9–10, 10B, 11, 11A, 12, 12a, 14, 14A, 14B, 16, 18, 18A, 20, 22, 24, 26, 30, 38
ul. Mieczysława Karłowicza, Piekary ŚląskieOpen in OSM ↗

How to address a letter or parcel in Poland?

Jan Kowalski
ul. Mieczysława Karłowicza 40A
41-945 Piekary Śląskie

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. Mieczysława Karłowicza, Piekary Śląskie?

ul. Mieczysława Karłowicza (Piekary Śląskie) has 2 postal codes: 41-945, 41-948.

What determines the postal code for ul. Mieczysława Karłowicza?

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. Mieczysława Karłowicza therefore depends on the building number — see the ranges in the table above.

Which other streets use postal code 41-945?

Where else can you find ul. Mieczysława Karłowicza?

All localities with ul. Mieczysława Karłowicza →

Which postal codes are near 41-945?

Where is ul. Mieczysława Karłowicza, Piekary Śląskie?

ul. Mieczysława Karłowicza, Piekary Śląskie, lies in Piekary Śląskie municipality (gmina), in Piekary Śląskie county (powiat), śląskie voivodeship, Poland. Centre of the area based on address points: 50.3428, 18.9992.

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