Card blocking:
in the "one" app or +41 58 958 83 83 (24h)

Contact formular

Questions about prepaid or credit card order

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Viseca Card Services SA
Hagenholzstrasse 56
P.O. Box 7007
8050 Zurich

Customer service

Monday to Friday from 8 a.m. to 5.30 p.m.

Tel.: +41 58 958 84 00
Fax: +41 58 958 88 85

*Mandatory field