Postal code 21-110 – Ostrów Lubelski
Ostrów Lubelski, Ostrów Lubelski municipality, lubartowski county, lubelskie voivodeship
- localities
- 11
- streets
- 69
- buildings
- 934
Postal code 21-110 is used in 11 localities, including Ostrów Lubelski, Bójki, Jamy, Kaznów, Kaznów-Kolonia (Ostrów Lubelski municipality, lubartowski county, lubelskie voivodeship). It covers 934 buildings on 69 streets – the full list with house numbers is below.
Which streets have postal code 21-110?
Which localities have postal code 21-110?
How to address a letter or parcel in Poland?
Jan Kowalski ul. Augustyna Respondka 1 21-110 Ostrów Lubelski
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 21-110 cover?
Postal code 21-110 covers 11 localities: Ostrów Lubelski, Bójki, Jamy, Kaznów, Kaznów-Kolonia, Kolechowice, Kolechowice-Folwark, Kolechowice-Kolonia, Rozkopaczew, Rudka Kijańska and more, including streets: Augustyna Respondka, Batalionów Chłopskich, Batorego, Biskupa Zbigniewa Oleśnickiego, Błękitna (lubartowski county, lubelskie voivodeship).
Where is postal code 21-110?
In lubelskie voivodeship, lubartowski county, Poland.
Is postal code 21-110 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 21-110?
Which municipality and county does 21-110 belong to?
The 21-110 area (Ostrów Lubelski) lies in Ostrów Lubelski municipality (gmina), in lubartowski county (powiat), lubelskie voivodeship, Poland. Centre of the area based on address points: 51.4878, 22.8654.
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

