Postal code 19-200 – Sierpc
Sierpc, Sierpc municipality, sierpecki county, mazowieckie voivodeship
- localities
- 55
- streets
- 173
- buildings
- 3,268
Postal code 19-200 is used in 55 localities, including Sierpc, Grajewo, Ruda, Koszarówka, Białaszewo (Sierpc municipality, sierpecki county, mazowieckie voivodeship). It covers 3268 buildings on 173 streets – the full list with house numbers is below.
Which streets have postal code 19-200?
Which localities have postal code 19-200?
How to address a letter or parcel in Poland?
Jan Kowalski ul. Wiklinowa 1 19-200 Sierpc
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 address does postal code 19-200 cover?
Postal code 19-200 covers 55 localities: Sierpc, Grajewo, Ruda, Koszarówka, Białaszewo, Klimaszewnica, Toczyłowo, Białaszewo-Kolonia, Białogrądy, Boczki-Świdrowo and more, including streets: Wiklinowa, Działkowa, 11-go Listopada, 9-go Pułku Strzelców Konnych, A. Mickiewicza (sierpecki county, mazowieckie voivodeship).
Where is postal code 19-200?
In mazowieckie voivodeship, sierpecki county, Poland.
Is postal code 19-200 enough to send a parcel?
No – always write the postal code together with the town or post office name and the full address (street and building number, or the village name with the house number).
Which municipality and county does 19-200 belong to?
The 19-200 area (Sierpc) lies in Sierpc municipality (gmina), in sierpecki county (powiat), mazowieckie voivodeship, Poland. Centre of the area based on address points: 52.8667, 19.6656.
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

