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What Happens to Your AT&T Mobile Account When You Die

Keep for 2FA
Do NOT cancel this phone number immediately. Keep active for 2-3 months. Two-factor authentication codes will be sent to it as you access accounts. Canceling early locks families out of accounts requiring SMS verification.

Quick Facts

Bereavement

1-800-288-2020

Action

Keep active 2-3 months

2FA

Needed for account access

Step-by-Step Guide

1

Contact AT&T bereavement department

Call AT&T bereavement at 1-800-288-2020 with a death certificate. Request to keep the line active while settling accounts.

2

Transfer or close after 2FA migration

After migrating all two-factor authentication to a new number, transfer the line to a family member or close it.

Document Now Checklist

  • Account number
  • Monthly cost
  • Lines on the account
  • Equipment payment balances

Last verified: June 2026. Platform policies may change. Verify current procedures directly with AT&T Mobile. This guide is for informational purposes only and does not constitute legal advice.

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Electric / Gas Utility

Note your electric and gas company names, account numbers, and monthly billing amounts.

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Return rented equipment (modem, router, cable boxes) promptly to avoid equipment charges that can be $100-300+.

Cell Phone

Do NOT cancel the phone line immediately — the number may be needed to receive 2FA codes for other accounts. Keep it active for 30-60 days.

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