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NumberSync

NumberSync. Leave your phone. Bring your number.

More ways to use your number

Ever wish you could make or receive a call when you didn’t have your phone? With NumberSync, you can use your smartphone number on any compatible device. Make or receive calls using your smartphone number, whether or not your smartphone is handy.

Freedom and convenience

With NumberSync: 

  • You can use your smartphone number with multiple devices
  • Friends and family can recognize your call even when using a device other than your phone
  • Make and receive calls and texts* from whichever synced device you choose

 *Text messages to and from your wearables count as data. Data rates may apply. Texting with Android tablet requires use of the AT&T Messages app.

NumberSync: Requires compatible device on eligible wireless plan & smartphone on AT&T postpaid wireless account & set up for HD Voice. Visit att.com/hdvoice for information. NumberSync requirements, features & functionality may vary by device type & manufacturer. Data Charges: Apply to SMS/MMS messages sent/received on synced wearables and to calls made/received on synced Android tablets when not connected to Wi-Fi.  911 Calls.  If you cannot be located using location information obtained from your device, 911 calls will be routed based on the address you provide in the NumberSync settings of your device.  911 calls are not supported outside the US, Puerto Rico, or USVI.  911 Calling with TTY & Real-Time Text :  Due to technical limitations, NumberSync cannot be used with TTY devices and cannot support 911 calls over TTY devices.  Persons with communications disabilities can use Real-Time Text (www.att.com/RTT) as an alternative. 911 services can be reached by either: (1) calling 911 using Real TimeText, or (2) calling 911 directly using a TTY over the cellular network or from a landline telephone, or (3) sending a text message to 911 directly (in areas where text-to-911 is available) from a wireless device, or (4) using relay services to place a TTY or captioned telephone service (CTS) call from a wireless phone over the cellular network or from a landline telephone, or (5) using relay services to place a IP Relay or IP CTS call over a cellular data or other IP network.  Additional restrictions:  NumberSync cannot be used to initiate calls to 211, 311, 511, or 811.  Not compatible with Smart Limits, Ringback Tones, OfficeDirect, or OfficeReach. Additional Information:  Real-Time Text is not supported on all secondary devices like wearables and computers. Go to www.att.com/RTT for more information on how to use Real-Time Text. Visit the FAQ for Apple or the FAQ for wearables.

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As a security measure, your session will end in 5 minutes. Tap Continue to extend your session. Or, tap Save cart to return at a later time.

As a security measure, your session will end in 5 minutes.

If you need more time, select Continue to extend your session

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