BazaKodow – postal codes in Poland

Postal code

ul. Żwirowa, Ostrów Wielkopolski

Ostrów Wielkopolski, Ostrów Wielkopolski municipality (gmina), ostrowski county (powiat), wielkopolskie voivodeship

The postal code for ul. Żwirowa in Ostrów Wielkopolski is 63-400. Below you will find a map of the area, the post office and streets with the same code. This street has 27 buildings with a listed postal code; 40 other streets in this locality also use 63-400. The locality is in ostrowski county (powiat), wielkopolskie voivodeship.

Which postal code applies to each building number on ul. Żwirowa?
CodeBuilding numbers
1, 1a, 2–3, 3a, 4–12, 14, 14a, 16, 18, 22–23, 23a, 24–25, 25A, 26–27, 27a

How to address a letter or parcel in Poland?

Jan Kowalski
ul. Żwirowa 1
63-400 Ostrów Wielkopolski

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. Żwirowa, Ostrów Wielkopolski?

The postal code for ul. Żwirowa (Ostrów Wielkopolski) is 63-400.

What determines the postal code for ul. Żwirowa?

ul. Żwirowa (Ostrów Wielkopolski) has one postal code (63-400), so the building number does not affect the code.

Which other streets use postal code 63-400?

Where else can you find ul. Żwirowa?

All localities with ul. Żwirowa →

Where is ul. Żwirowa, Ostrów Wielkopolski?

ul. Żwirowa, Ostrów Wielkopolski, lies in Ostrów Wielkopolski municipality (gmina), in ostrowski county (powiat), wielkopolskie voivodeship, Poland. Centre of the area based on address points: 51.6501, 17.8499.

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