CH Switzerland Major Regions Postal Code Details
🏛️ Hinterland · Appenzello Esterno
9100
Herisau
9064
Hundwil
9112
Schachen Bei Herisau
9105
Schönengrund
9107
Schwägalp
9103
Schwellbrunn
9063
Stein
9107
Urnäsch
9105
Wald Bei St. Peterzell
9104
Waldstatt
9100
Wilen
9107
Zürchersmühle
📮CH Switzerland Regional Postal Code FAQ & Postal Regulations
🔢 How many digits is a Swiss postal code?
Swiss postal codes consist of 4 digits (e.g., 8001 for Zürich).
🌐 How to find a Swiss postal code?
Use the postal code lookup tool on Swiss Post's official website (www.post.ch) by entering an address or city name.
📮 Is the postal code mandatory for mail to Switzerland?
Yes! The 4-digit code is essential for mail sorting. Omission may cause delays or failed delivery.
📦 Format for international parcels?
Write the postal code and city on the last address line (e.g., 8001 Zürich), with 'SWITZERLAND' on a separate line below.