Adamowo-Zastawa postal code
Village · siemiatycki county (powiat) · Mielnik municipality (gmina) · podlaskie voivodeship
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The postal code for Adamowo-Zastawa is 17-307.
Postal code – Adamowo-Zastawa
How to address a letter or parcel in Poland?
Jan Kowalski Adamowo-Zastawa 15 17-307 Adamowo-Zastawa
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 Adamowo-Zastawa, so the second line contains the locality name and property number (e.g. Adamowo-Zastawa 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 Adamowo-Zastawa if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Adamowo-Zastawa 15”. On the last line, write the postal code 17-307 and the locality or post office name.
What is the postal code for Adamowo-Zastawa?
The postal code for Adamowo-Zastawa is 17-307.
Which voivodeship and county is Adamowo-Zastawa in?
Adamowo-Zastawa (village) is in siemiatycki county (powiat), Mielnik municipality (gmina), podlaskie voivodeship.
Which localities are closest to Adamowo-Zastawa?
The closest localities to Adamowo-Zastawa are: Adamowo (0.5 km), Mętna (1.5 km), Poręby (2 km), Grabowiec (4.8 km), Wilanowo (5.4 km), Koterka (5.7 km). Distances are measured in a straight line between locality centres.
Localities near Adamowo-Zastawa (siemiatycki county)
Which county and municipality does Adamowo-Zastawa belong to?
Adamowo-Zastawa lies in Mielnik municipality (gmina), in siemiatycki county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 52.3624, 23.1224.
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

