Existing credit card account customer service
1-800-227-4825US

Check the department and calling region before making contact. The company handles your enquiry directly.
An independent reference. Birch Waypoint is not Capital One’s customer service team. This number belongs to the company; we do not connect, forward or record calls.
For a question concerning Capital One, the purchase or account context helps identify the next step. Read the institution name on your statement before selecting a contact. Birch Waypoint does not access or act on the company’s customer records.
US
Keep private account information for the company’s secure channel.
A card-security contact may serve a different purpose from general customer enquiries.
Keep the transaction date and a short description ready for the institution.
Only share identifying account details within the institution’s verified private process.
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Dates beside individual contacts refer to their source review. An editorial update does not mean every contact has been checked again.
Entry edited 2026-10-26Suggest a correction