Siemnocha postal code
Village · ostrołęcki county (powiat) · Lelis municipality (gmina) · mazowieckie voivodeship
- code
- 1
- streets
- 2
The postal code for Siemnocha is 07-402. The code covers 2 streets.
Postal code – Siemnocha
Streets A–Z (2)
How to address a letter or parcel in Poland?
Jan Kowalski ul. Nowa 1 07-402 Siemnocha
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.
Frequently asked questions
What is the postal code for Siemnocha?
The postal code for Siemnocha is 07-402.
Which voivodeship and county is Siemnocha in?
Siemnocha (village) is in ostrołęcki county (powiat), Lelis municipality (gmina), mazowieckie voivodeship.
Which localities are closest to Siemnocha?
The closest localities to Siemnocha are: Białobiel (1.4 km), Antonie (1.9 km), Gnaty (2 km), Zabrodzie (2.7 km), Łazy (3.2 km), Durlasy (3.5 km). Distances are measured in a straight line between locality centres.
Localities near Siemnocha (ostrołęcki county)
Which county and municipality does Siemnocha belong to?
Siemnocha lies in Lelis municipality (gmina), in ostrołęcki county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 53.1274, 21.5418.
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