Sumowo postal code
Village · sejneński county (powiat) · Sejny municipality (gmina) · podlaskie voivodeship
- codes
- 2
Sumowo has 2 postal codes: 16-500, 16-503. The correct code depends on the street.
All postal codes (2) – Sumowo
How to address a letter or parcel in Poland?
Jan Kowalski Sumowo 15 16-500 Sumowo
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 Sumowo, so the second line contains the locality name and property number (e.g. Sumowo 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 Sumowo if it has no named streets?
Instead of a street, write the locality name and house number, e.g. “Sumowo 15”. On the last line, write the postal code 16-500 and the locality or post office name.
Why does Sumowo have several postal codes?
In larger localities, postal codes are assigned to streets and, on long streets, to building number ranges. Sumowo has 2 postal codes – find the right one in the street directory.
What is the postal code for Sumowo?
Sumowo has 2 postal codes: 16-500, 16-503. The correct code depends on the street.
Which voivodeship and county is Sumowo in?
Sumowo (village) is in sejneński county (powiat), Sejny municipality (gmina), podlaskie voivodeship.
Are there other localities named Sumowo?
Yes – 3 localities share this name, including in these voivodeships: kujawsko-pomorskie, podlaskie. Each has its own postal code.
Which localities are closest to Sumowo?
The closest localities to Sumowo are: Daniłowce (1.5 km), Łopuchowo (1.6 km), Lasanka (2 km), Żłobin (2.2 km), Skustele (2.5 km), Białogóry (2.8 km). Distances are measured in a straight line between locality centres.
Localities near Sumowo (sejneński county)
Which county and municipality does Sumowo belong to?
Sumowo lies in Sejny municipality (gmina), in sejneński county (powiat), podlaskie voivodeship, Poland. Centre of the area based on address points: 54.0860, 23.2839.
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

