Before you activate your new device, make sure to:iPhone6 IMEI, SIM numbers

  1. Charge your device.
  2. Locate the packing slip that came with your shipment. If you ordered service with your device, your AT&T phone number will appear on the packing slip.
  3. Locate your IMEI and SIM (ICCID) numbers.
  4. Gather your account and order info (your SSN or Tax ID and billing/shipping zip coder or your phone number, order number and activation number) for quick reference.
  5. Learn how to transfer your contacs and more at

Activate your iPhone6 in four steps:

Step 1

Start with your new device powered off.

Step 2

  • If you are a NEW customer and NOT transferring your number from another provider, skip to Step 3.
  • If transferring your number from another provider, activating a replacement device, or upgrading your device:

Premier: Visit

Enterprise Customers: Call 1.888.444.4410

Business Customers: Call 1.800.331.0500

Consumer Customers (all others): Call 1.866.895.1099

Consumers can also visit www.att/Activations for activating replacements or upgrades.

Step 3

Turn your new device ON and follow the setup prompts.

Step 4

Make a test call or data connection.


Helpful links for support: iPhoneATT

Consumer General Support

Business General Support

Consumer Online Account Management

Business Online Account Management

Exchange or Return Policy

Warranty Information

Voicemail Password Reset