Książnice postal code
Village · mielecki county (powiat) · Mielec municipality (gmina) · podkarpackie voivodeship
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The postal code for Książnice is 39-300.
Postal code – Książnice
How to address a letter or parcel in Poland?
Jan Kowalski Książnice 15 39-300 Książnice
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. There are no named streets in Książnice, so the second line contains the locality name and property number (e.g. Książnice 15). If the serving post office is in another locality, its name can appear next to the code on the last line.
Frequently asked questions
How do I address a letter to Książnice if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Książnice 15”. On the last line, write the postal code 39-300 and the locality or post office name.
What is the postal code for Książnice?
The postal code for Książnice is 39-300.
Which voivodeship and county is Książnice in?
Książnice (village) is in mielecki county (powiat), Mielec municipality (gmina), podkarpackie voivodeship.
Are there other localities named Książnice?
Yes – 3 localities share this name, including in these voivodeships: małopolskie, świętokrzyskie. Each has its own postal code.
Which localities are closest to Książnice?
The closest localities to Książnice are: Boża Wola (1.6 km), Podleszany (2 km), Goleszów (2 km), Zaborcze (4 km), Mielec (4.1 km), Rydzów (4.3 km). Distances are measured in a straight line between locality centres.
Localities near Książnice (mielecki county)
Which county and municipality does Książnice belong to?
Książnice lies in Mielec municipality (gmina), in mielecki county (powiat), podkarpackie voivodeship, Poland. Centre of the area based on address points: 50.2543, 21.4278.
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