Postal code 98-100 – Łask
Łask, Łask municipality, łaski county, łódzkie voivodeship
- localities
- 49
- streets
- 299
- buildings
- 4,403
Postal code 98-100 is used in 49 localities, including Łask, Ostrów, Wronowice, Wiewiórczyn, Okup Mały (Łask municipality, łaski county, łódzkie voivodeship). It covers 4403 buildings on 299 streets – the full list with house numbers is below.
Which streets have postal code 98-100?
Which localities have postal code 98-100?
How to address a letter or parcel in Poland?
Jan Kowalski ul. 1 Maja 1 98-100 Łask
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 98-100 cover?
Postal code 98-100 covers 49 localities: Łask, Ostrów, Wronowice, Wiewiórczyn, Okup Mały, Wola Łaska, Rokitnica, Okup Wielki, Borszewice Cmentarne, Mauryca and more, including streets: 1 Maja, 11 Listopada, 3 Maja, 9 Maja, Adama Mickiewicza (łaski county, łódzkie voivodeship).
Where is postal code 98-100?
In łódzkie voivodeship, łaski county, Poland.
Is postal code 98-100 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 postal codes are next to 98-100?
Which municipality and county does 98-100 belong to?
The 98-100 area (Łask) lies in Łask municipality (gmina), in łaski county (powiat), łódzkie voivodeship, Poland. Centre of the area based on address points: 51.5880, 19.1267.
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

