Thank you for your inquiry.
In such a case you must contact us either by phone at the following number:
Tel. 0848 44 66 88
(available 24/7, sometimes you may be required to wait)
or if your calling from abroad:
+41 51 225 78 00
or go to a Sbb counter of your choice.
I wish you a lovely day
Kind Regards MelanieD