Postal code 63-400 – Ostrów Wielkopolski
Ostrów Wielkopolski, Ostrów Wielkopolski municipality, ostrowski county, wielkopolskie voivodeship
- localities
- 14
- streets
- 486
- buildings
- 12,186
Postal code 63-400 is used in 14 localities, including Ostrów Wielkopolski, Wtórek, Wysocko Wielkie, Lamki, Topola Mała (Ostrów Wielkopolski municipality, ostrowski county, wielkopolskie voivodeship). It covers 12186 buildings on 486 streets – the full list with house numbers is below.
Which streets have postal code 63-400?
Which localities have postal code 63-400?
How to address a letter or parcel in Poland?
Jan Kowalski ul. 3 Maja 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 address does postal code 63-400 cover?
Postal code 63-400 covers 14 localities: Ostrów Wielkopolski, Wtórek, Wysocko Wielkie, Lamki, Topola Mała, Zacharzew, Franklinów, Lewkowiec, Nowe Kamienice, Sadowie and more, including streets: 3 Maja, 60 Pułku Piechoty, Agnieszki Osieckiej, Akacjowa, Powstańców Wielkopolskich (ostrowski county, wielkopolskie voivodeship).
Where is postal code 63-400?
In wielkopolskie voivodeship, ostrowski county, Poland.
Is postal code 63-400 enough to send a parcel?
No – always write the postal code together with the town or post office name and the full address (street and building number, or the village name with the house number).
Which postal codes are next to 63-400?
Which municipality and county does 63-400 belong to?
The 63-400 area (Ostrów Wielkopolski) lies in Ostrów Wielkopolski municipality (gmina), in ostrowski county (powiat), wielkopolskie voivodeship, Poland. Centre of the area based on address points: 51.6367, 17.8107.
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

