Guide updated 2026
AT&T

How to cancel your AT&T contract 2026

Terminate your plan correctly. Find the physical address, official email, legal notice periods, and a free cancellation template.

📄 Free Template Steps to Cancel →
Notice period30 days prior
USAHeadquarters
ETFMay apply
📅

Notice period: Cancellation request must be sent at least 30 days before the end of the current billing cycle to avoid the next month's fees.

Official contact details of AT&T

📮 Postal Address 208 S. Akard St., Dallas, TX 75202
📧 Customer Care Email attcustomercare@att.com
🌐 Website att.com
📞 Telephone +1-800-331-0500
✓ Recommended 📮

Electronic Registered Mail (LegallyMail)

Certifies the sending and content of your request. Safe and legally binding solution.

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Postal Mail

Send a physical letter via tracked post directly to the Dallas headquarters.

📧

Classic Email

attcustomercare@att.com
Keep the delivery receipt.

🌐

Online Portal

Log into your myAT&T account to manage or cancel active plans online.

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Want to ensure your cancellation is legally processed?

Send your cancellation request to AT&T via LegallyMail to obtain a certified, timestamped delivery proof. Fully equivalent to registered mail, from home.

✉️ Cancel with LegallyMail now

Cancellation letter template for AT&T

Copy the text below, complete the highlighted fields, and send via LegallyMail.

Date: [Date]


AT&T Inc.
Attn: Customer Relations / Cancellations Department


Subject: Account Cancellation - Account Number [ACCOUNT NUMBER]


Dear Manager,


Please accept this letter as formal notification that I am canceling my AT&T services under the account number [ACCOUNT NUMBER], including all mobile and line contracts associated with it.

I request that you stop all direct debits or billing charges on my bank account starting from the end of the notice period.


Please send me a written confirmation stating the effective cancellation date and confirming my account balance is zero.


Sincerely,


[YOUR FIRST AND LAST NAME]
Address: [YOUR ADDRESS]
Phone: [YOUR PHONE NUMBER]
Email: [YOUR EMAIL ADDRESS]

Signature: ___________________________

✉️ Cancel with LegallyMail now

How to cancel AT&T step by step

Follow these instructions to close your telecom account safely.

1

Verify contract terms

Check if you are still within the minimum commitment period to avoid early termination fees (ETF).

2

Complete the template

Fill in the highlighted fields of the template with your personal account details.

3

Send via LegallyMail

Deliver the document through LegallyMail to ensure you get a valid proof of receipt.

4

Wait for confirmation

AT&T is legally obliged to notify you of the account closure date.

5

Check bank statements

Ensure no further monthly service fees are debited from your card or bank.