Aargau postal codes — Switzerland

Aargau is a canton of Switzerland, made up of 9 cities.

Towns in Aargau include Zurzach, Muhen, Baden, Oberwil-Lieli, Merenschwand and Bunzen, together with the surrounding localities whose postal codes are listed above.

• 43Rheinfelden
• 48Zofingen
• 50Aarau
• 52Brugg
• 53Zurzach
• 54Baden
• 55Bremgarten
• 56Muri
• 57Lenzburg

How postal codes work in Aargau

Switzerland uses a single national postal-code format, written as 9999. Four digits, numeric only. Codes in Aargau follow that format like everywhere else in the country, for example 5037 for Obermuhen.

Codes listed here for Aargau begin with one of these prefixes: 43, 48, 50, 51, 52, 53, 54, 55, 56, 57 and 89. Each prefix covers the delivery areas of one part of the canton.

Postal codes across Switzerland, Aargau included, are issued and maintained by Swiss Post. Reference information is available at www.post.ch.

Addressing format

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

Recipient name
[Street name] [House number], 5037 Obermuhen

What this dataset covers

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