The PIN of the Travel Cash Mastercard card can be changed at an ATM in Switzerland or in Liechtenstein, at a PostFinance ATM (Postomat) in Switzerland, or worldwide via the Swiss Bankers Hotline +41 31 710 12 15. The procedure for changing the PIN by phone is as follows:
After the language selection, choose the «PIN Change» service via key 3. Enter Card number and PIN and confirm by pressing the # key. After entering the new PIN twice and confirming each entry by the # key, press key 1 to finish. The new PIN is valid immediately.