Rządkowo postal code
Village · łomżyński county (powiat) · Piątnica municipality (gmina) · podlaskie voivodeship
- codes
- 2
Rządkowo has 2 postal codes: 12-421, 18-421. The correct code depends on the street.
All postal codes (2) – Rządkowo
How to address a letter or parcel in Poland?
Jan Kowalski Rządkowo 15 12-421 Rządkowo
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 Rządkowo, so the second line contains the locality name and property number (e.g. Rządkowo 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 Rządkowo if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Rządkowo 15”. On the last line, write the postal code 12-421 and the locality or post office name.
Why does Rządkowo have several postal codes?
In larger localities, postal codes are assigned to streets and, on long streets, to building number ranges. Rządkowo has 2 postal codes – find the right one in the street directory.
What is the postal code for Rządkowo?
Rządkowo has 2 postal codes: 12-421, 18-421. The correct code depends on the street.
Which voivodeship and county is Rządkowo in?
Rządkowo (village) is in łomżyński county (powiat), Piątnica municipality (gmina), podlaskie voivodeship.
Which localities are closest to Rządkowo?
The closest localities to Rządkowo are: Jeziorko (1.2 km), Budy Czarnockie (1.5 km), Nowy Cydzyn (2 km), Marianowo (2.6 km), Stary Cydzyn (2.7 km), Zabawka (2.7 km). Distances are measured in a straight line between locality centres.
Localities near Rządkowo (łomżyński county)
Which county and municipality does Rządkowo belong to?
Rządkowo lies in Piątnica municipality (gmina), in łomżyński county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 53.2219, 22.1418.
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