American Express written dispute & complaint mailing address
To send American Express a written dispute or complaint by mail, use American Express, American Express Customer Service, PO Box 981535, El Paso, TX 79998. Mailing documentation for an existing billing inquiry or dispute on a personal American Express card, per Amex's own customer-service FAQ. This is not a payment address — don't mail a payment here. Include your account number and a clear description of the issue, and keep a copy for your records.
American Express — Billing inquiries & dispute documentation
American Express American Express Customer Service PO Box 981535 El Paso TX 79998
Mailing documentation for an existing billing inquiry or dispute on a personal American Express card, per Amex's own customer-service FAQ.
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Your name
Your return address
American ExpressAmerican Express Customer ServicePO Box 981535El Paso, TX 79998
Your letter, printed and mailed for you.
Key facts
- This address is for written disputes and complaints — not for sending a payment.
- American Express is a credit card issuer.
- Under the FCBA, a written billing-error notice must reach Amex within 60 days of the first statement on which the error appeared. Amex also accepts documentation via its online Document Upload Center or by fax.
- Include your account number, a clear description of the issue, and any supporting documents.
- PostPal prints your letter and mails it for you — no printer, envelope, stamps, or post office trip.
How to send your letter
- 1
Write your letter
State your full name and account number, the transaction or issue you're disputing (with the dollar amount, if it's a billing error), and what you'd like American Express to do. Keep a copy for your records.
- 2
Attach supporting documents
Include copies (not originals) of anything that supports your case — a receipt, a merchant email, a statement excerpt, or a prior response from American Express.
- 3
Address it to American Express
Address it exactly as shown above: American Express, American Express Customer Service, PO Box 981535, El Paso TX 79998.
- 4
Send it with PostPal
Write or upload your letter to PostPal with the address above prefilled. We print it, add your return address, and mail it for you — no printer, envelope, stamps, or trip to the post office.
Common questions
What is American Express's address for a written dispute or complaint?
American Express, American Express Customer Service, PO Box 981535, El Paso, TX 79998. Mailing documentation for an existing billing inquiry or dispute on a personal American Express card, per Amex's own customer-service FAQ. Confirm it on American Express's official site before anything time-sensitive — issuers do update these addresses.
Can I send a payment to this address?
No. This is a written-correspondence address for disputes and complaints, not a payment address. American Express's payment address is different and is usually printed on your own statement or card — mailing a payment here risks delay or misapplied funds.
What happens after I send my letter?
Under the FCBA, a written billing-error notice must reach Amex within 60 days of the first statement on which the error appeared. Amex also accepts documentation via its online Document Upload Center or by fax.
What should I include in the letter?
Your full name, account number, a clear description of the issue (with the date and amount, if it's a transaction), and what outcome you're asking for. Copies of any supporting documents strengthen your case.
How do I mail this without a printer?
Write or upload your letter to PostPal with the address prefilled. We print it, add your return address, and mail it for you — no printer, stamps, or post office trip needed.
Sources
Addresses verified September 2026 against official sources. Always confirm on the official site before time-sensitive filings.