MasterCard Assistance Center
Simple steps to connect
Phone number
How to call
-
1continue in English
-
8unknown action
-
2加盟店様の場合
-
3金融機関のお客様の場合
-
4サービス情報をお問い合わせの場合
-
8-1Press if you are a MasterCard cardholder.
-
8-2Press if you are a merchant.
-
8-3Press if you are a financial institution customer.
-
8-4Press if you are not currently a MasterCard cardholder and want to inquire about our service information.