Important OASI data for 2025

In the following document we have compiled for you the most important social security data for 2025:

Important OASI data for 2025
Address
AUSGLEICHSKASSE WIRTSCHAFTSKAMMER BASELLAND
Viaduktstr. 42
4002 Basle
Telephone 061 285 22 22
E-mail info@ak114.ch
Opening hours
Counter / Phone
09:00-11:00 14:00-16:00
Telephone contacts
Appointment
08:00-17:00  
Make an appointment