MasterCard Assistance Center

Phone number

18006278372

How to call

• 1

  continue in English
• 8

  unknown 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
• 8-1

  Press if you are a MasterCard cardholder.
• 8-2

  Press if you are a merchant.
• 8-3

  Press if you are a financial institution customer.
• 8-4

  Press if you are not currently a MasterCard cardholder and want to inquire about our service information.