Switzerland Postal Codes

Switzerland uses postal codes in the format #### (# = digit, @ = letter).

3,362 postal codes are recorded for Switzerland in the open data sources below.

In Switzerland a postal code is called a Postleitzahl (PLZ). You will see that term on forms and address labels.

Postal codes by town and city

4,229 places in Switzerland have a recorded postal code. The 7 largest have their own page; the rest are listed alphabetically.

Largest towns and cities

Zürich  ·  Genève  ·  Basel  ·  Lausanne  ·  Bern  ·  Luzern  ·  St. Gallen

Browse every place A–Z

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  Y  Z

Example postal codes

• 2544
• 1211
• 1556
• 3030

Postal codes by place

The 60 places in Switzerland with the most postal codes recorded, listed alphabetically. Larger towns link to their own page.

How an address is written in Switzerland

This is the order Switzerland's postal service expects. Square brackets mark what you replace.

[Recipient name]
[Street address]
CH-[Postal code (2544)] [City]
SWITZERLAND

A postal code is required in a complete Switzerland address.

Look up a specific address

For the code covering one particular street or building, Switzerland's postal service publishes an official finder: www.post.ch/db/owa/pv_plz_pack/pr_main. It is authoritative and kept current, which third-party copies often are not.

Country reference

Sources and licensing

Postal code data from GeoNames, used under the Creative Commons Attribution 4.0 International licence. Address formats and validation rules derive from Google's international address metadata, cross-checked against Universal Postal Union addressing standards. Last verified August 2026. Confirm time-critical addresses with the destination country's postal operator.