CH Switzerland Major Regions Postal Code Details
🏛️ Laufenburg · Argovia
5272
Büren
5074
Eiken
5275
Etzgen
5070
Frick
5272
Gansingen
5073
Gipf-Oberfrick
5027
Herznach
5075
Hornussen
5277
Hottwil
5083
Ittenthal
5082
Kaisten
5080
Laufenburg
5274
Mettau
4333
Münchwilen
5062
Oberhof
5273
Oberhofen
5085
Obersulz
5072
Oeschgen
5084
Rheinsulz
5326
Schwaderloch
4334
Sisseln
5085
Sulz
5028
Ueken
5276
Wil
5064
Wittnau
5063
Wölflinswil
5079
Zeihen
📮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.