Mroczki postal code
Village · siedlecki county (powiat) · Wiśniew municipality (gmina) · mazowieckie voivodeship
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The postal code for Mroczki is 08-112.
Postal code – Mroczki
How to address a letter or parcel in Poland?
Jan Kowalski Mroczki 15 08-112 Mroczki
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 Mroczki, so the second line contains the locality name and property number (e.g. Mroczki 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 Mroczki if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Mroczki 15”. On the last line, write the postal code 08-112 and the locality or post office name.
What is the postal code for Mroczki?
The postal code for Mroczki is 08-112.
Which voivodeship and county is Mroczki in?
Mroczki (village) is in siedlecki county (powiat), Wiśniew municipality (gmina), mazowieckie voivodeship.
Are there other localities named Mroczki?
Yes – 4 localities share this name, including in these voivodeships: mazowieckie, podlaskie. Each has its own postal code.
Which localities are closest to Mroczki?
The closest localities to Mroczki are: Śmiary (0.9 km), Daćbogi (1.3 km), Pluty (1.8 km), Łupiny (2.6 km), Śmiary-Kolonia (2.7 km), Jastrzębie Kąty (3 km). Distances are measured in a straight line between locality centres.
Localities near Mroczki (siedlecki county)
Which county and municipality does Mroczki belong to?
Mroczki lies in Wiśniew municipality (gmina), in siedlecki county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 52.0319, 22.2439.
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