Escalate Anything

Chase: unauthorized charge

Call the fraud line for the card at once, then confirm the dispute online.

BCredibility B · last verified 2026-10-12 · dossier 2026-10-12 · 90% official or government sources
What does this mean?

Grade B (good: mostly official pages; check the flagged values before relying on them). 90% of 49 sources are the organization's own pages or government sites.

All Chase contactsOpen in the interactive directoryJSON

Collect

Steps

  1. For a credit card, call the card fraud line and ask to close the card and dispute the charges.

    PhoneCredit card fraud, lost or stolen card, unauthorized use (personal and Sapphire cards) +1-800-955-9060 Account holder only
  2. For a debit card or checking account, call personal banking and choose the fraud option.

    PhonePersonal banking customer service (checking, savings, debit cards) +1-800-935-9935 Account holder only
  3. If you call about a debit or electronic transfer error, send the details in writing within 10 business days if Chase asks for it.

  4. If Chase does not resolve it, file a complaint with the CFPB.

More contacts for this issue

Facts you can cite

Rules in force

If that fails, escalate

Go up one step at a time. Keep the reference numbers and dates from each contact.

  1. Customer service

    PhoneCredit card customer service +1-800-432-3117 Account holder only
  2. Written complaint

    MailWritten billing-error notice (credit card) Customer Service, PO Box 15299, Wilmington, DE 19850-5299

    For card billing errors, send the written notice within 60 days. For other complaints use the complaints and feedback page.

  3. Federal regulator

  4. State agency

    Your state’s financial regulator. Find it in the list of state agencies (also as JSON: states/<code>.json, for example states/ny.json).

  5. Arbitration

    The deposit account agreement requires AAA arbitration unless you opted out within 60 days of opening; small claims court is allowed.

Watch out

  • Online disputes need sign-in to the Chase account.
  • Fraud and dispute phone lines verify the account holder by voice.
  • Chase does not publish an executive office address or a dedicated complaint mailing address on its complaints page.

Let your AI agent handle this

Escalate Anything is a free, open-source MCP server for Claude, Cursor, VS Code, Gemini CLI, Codex and other AI apps. Your agent gets this playbook, keeps a case log with reference numbers and follow-up dates, and drafts each message for you to approve.

1. Set it up (needs uv):

uvx escalate-anything setup

2. Ask your agent:

Chase charged me [amount] on [date] and I did not authorize it. Use Escalate Anything to get it reversed.

Source code, other install options and the Claude Code plugin

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