CH Switzerland Major Regions Postal Code Details
🏛️ Arlesheim · Basilea Campagna
4147
Aesch
4123
Allschwil
4147
Angenstein
4144
Arlesheim
4105
Biel-Benken
4102
Binningen
4127
Birsfelden
4103
Bottmingen
4102
Bottmingermühle
4101
Bruderholz
4107
Ettingen
4132
Freidorf
4142
Münchenstein
4132
Muttenz
4123
Neuallschwil
4153
Neureinach
4104
Oberwil
4148
Pfeffingen
4153
Reinach
4124
Schönenbuch
4106
Therwil
📮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.