Postal code 05-510 – Konstancin-Jeziorna
Konstancin-Jeziorna, Konstancin-Jeziorna municipality, piaseczyński county, mazowieckie voivodeship
- localities
- 9
- streets
- 203
- buildings
- 3,978
Postal code 05-510 is used in 9 localities, including Konstancin-Jeziorna, Chylice, Czarnów, Borowina, Kierszek (Konstancin-Jeziorna municipality, piaseczyński county, mazowieckie voivodeship). It covers 3978 buildings on 203 streets – the full list with house numbers is below.
Which streets have postal code 05-510?
Which localities have postal code 05-510?
How to address a letter or parcel in Poland?
Jan Kowalski ul. Bartosza Głowackiego 1 05-510 Konstancin-Jeziorna
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 05-510 cover?
Postal code 05-510 covers 9 localities: Konstancin-Jeziorna, Chylice, Czarnów, Borowina, Kierszek, Słomczyn, Kawęczynek, Czernidła, Habdzin, including streets: Bartosza Głowackiego, Bolesława Prusa, Bukowa, Bydgoska, Chylicka (piaseczyński county, mazowieckie voivodeship).
Where is postal code 05-510?
In mazowieckie voivodeship, piaseczyński county, Poland.
Is postal code 05-510 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 05-510?
Which municipality and county does 05-510 belong to?
The 05-510 area (Konstancin-Jeziorna) lies in Konstancin-Jeziorna municipality (gmina), in piaseczyński county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 52.0909, 21.0754.
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

