Silesia postal codes — Poland

Silesia is a voivodeship of Poland, made up of 17 cities.

Towns in Silesia include Katowice, Siewierz, Wilkowice, Przyrow, Konopiska and Krzepice, together with the surrounding localities whose postal codes are listed above.

• Zywiec
• Katowice
• Piekary Slaskie
• Bedzinski
• Czestochowski
• Klobucki
• Lubliniec
• Myszkow
• Tarnowskie Gory
• Zawiercianski
• Bielsko
• Cieszynski
• Gliwice
• Jastrzebie-Zdroj
• Rybnik
• Wodzislaw
• Raciborz

How postal codes work in Silesia

Poland uses a single national postal-code format, written as 99-999. Five digits, numeric only, written with a hyphen after the second. Codes in Silesia follow that format like everywhere else in the country, for example 42-510 for Podwarezyn.

Codes listed here for Silesia begin with one of these prefixes: 34, 40, 41, 42, 43, 44 and 47. Each prefix covers the delivery areas of one part of the voivodeship.

Postal codes across Poland, Silesia included, are issued and maintained by Poczta Polska. Reference information is available at www.poczta-polska.pl.

Addressing format

Addresses in Poland are written [Street name] [House number], [Postal code] [City], and an address in Silesia follows that same order:

Recipient name
[Street name] [House number], 42-510 Podwarezyn

What this dataset covers

This reference dataset lists 50 postal codes for Silesia across its cities, each paired with its locality and, where the source provides them, coordinates and a time zone.