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 mobile number on any compatible device. Make or receive calls using your mobile number, whether or not your smartphone is handy.

BENEFITS

Freedom and convenience

 

With NumberSync:

  • You can use your mobile number with multiple devices.
  • Friends and family can recognize your call even when you’re
    not using your phone.
  • Make and receive calls from whichever synced device you choose.

 

*NumberSync: Requires compatible devices. Your smartphone must be on an AT&T postpaid wireless account and set up for HD Voice. Visit att.com/hdvoice for information. NumberSync requirements, features and functionality may vary by device type and manufacturer. Charges: Within U.S., Puerto Rico and U.S.V.I. (Domestic Coverage Area): domestic calls made/received using NumberSync have no additional charge and won’t count against plan usage limits. Your international rates apply to international long distance calls. Due to technical limitations, calls via NumberSync cannot be used with TTY devices or to initiate calls to 211, 311, 511, or 811. NumberSync will not support 911 TTY calls. Instead, dial 911 with a TTY from a wireless phone on a cellular network or landline phone; or text 911 directly, where available; or call 911 through relay service using TTY or IP CTS from a wireless phone on a cellular network or landline phone; or use IP Relay or IP CTS from a capable device. Visit att.com/numbersync for more information.
 

 

  NumberSync

 

Turn your other Apple devices into additional phones that all share the same AT&T mobile number as your iPhone.* You don't need a separate number to make or receive calls on your other devices. What’s more, your phone doesn't have to be on the same Wi-Fi network or even turned on.

COMPATIBILITY

Devices that support NumberSync

 

Smartphone requirement:

  • You need an iPhone 6, 6 Plus, or newer model running iOS 9.2 or above.

Compatible NumberSync devices:

  • Most iPad devices running iOS 9 and higher
  • Apple Watch running watchOS 2 and higher
  • Most iPod touch devices running iOS 9 and higher
  • Most Mac computers running OS X El Capitan

See a detailed list of compatible devices

 
 
Note: To use NumberSync, all Apple devices must share the same Apple ID. Also, your compatible synced device will need a Wi-Fi or wired broadband connection. See the frequently asked questions below for more information.

FAQ

  • Your mobile phone must be an iPhone 6, 6 Plus, 6s, or 6s Plus running iOS 9.2 or above.
  • You must enable Wi-Fi Calling on your iPhone first. For information on how to set up Wi-Fi Calling, visit the Wi-Fi Calling support page.
  • You need to have a compatible NumberSync device. Your smartphone and compatible devices must share the same Apple ID.
  • Your NumberSync device must have access to a broadband connection. This can be over Wi-Fi or a wired broadband connection.
  • For more about setting up NumberSync, please visit the NumberSync support page.

See detailed instructions for setting up NumberSync

NumberSync works even if your iPhone is turned off or your Apple devices are on different Wi-Fi networks. With NumberSync, the synced devices just need to have access to the Internet with a Wi-Fi or wired broadband connection.

There is no additional cost for using NumberSync.

If you use NumberSync to make or receive domestic calls from the U.S., Puerto Rico, or U.S. Virgin Islands, there are no extra charges. Also, these calls don’t count against your voice plan usage limits. Your current plan’s rates apply to international long distance calls. NumberSync calls can only be made while you are in the U.S., Puerto Rico, or U.S. Virgin Islands.

You can sync up to five compatible devices with NumberSync.

Yes, if all of the devices have NumberSync turned on, all your devices will ring. You can manually turn NumberSync off for each device. For more details on using NumberSync, see the NumberSync support page.

*NumberSync: Available for voice calls only. Requires iPhone 6, 6 Plus or newer model running iOS 9.2 and above with AT&T Wi-Fi Calling enabled. For Wi-Fi Calling set-up and restrictions, visit att.com/wificalling. Compatible devices: Sync up to 5 compatible devices with your mobile number. To make/receive calls using NumberSync, compatible devices must be connected to the Internet via Wi-Fi or wired broadband connection (not through a cellular data connection). Additional requirements apply to Apple Watch. Charges: Within U.S., Puerto Rico and U.S.V.I. (Domestic Coverage Area): domestic calls made/received using NumberSync have no additional charge and won’t count against plan usage limits. Your international rates apply to international long distance calls. Service Limitations: Not available for use outside Domestic Coverage Area.  Due to technical limitations, calls via NumberSync cannot be used with TTY devices or to initiate calls to 211, 311, 511, or 811.  NumberSync will not support 911 TTY calls. Instead, dial 911 with a TTY from a wireless phone on a cellular network or landline phone; or text 911 directly, where available; or call 911 through relay service using TTY or IP CTS from a wireless phone on a cellular network or landline phone; or use IP Relay or IP CTS from a capable device. Visit att.com/numbersync for more information.  For additional NumberSync details, see the frequently asked questions above.
COMING SOON

NumberSync for wearables

 

NumberSync from AT&T gives you the freedom to use your primary mobile phone number on your compatible smart watch. Your phone doesn’t even need to be nearby or turned on.

  • Leave the phone behind: Use your mobile number to make and receive calls and text messages on your smart watch, even when it’s outside of Bluetooth® range.
  • One number: Calls and texts from your smart watch will display as your mobile number.
  • One voicemail: Check your smartphone voicemails from your synced smart watch

Text messages to and from your wearable count as data and data rates will apply.

See other requirements and restrictions for using NumberSync
COMPATIBILITY

Devices that support NumberSync for wearables

 

To use NumberSync for wearables, you’ll need a smartphone that’s been enabled for AT&T HD Voice. Visit att.com/hdvoice for a device listing and more details.

We’re proud to soon offer NumberSync on:

Initial setup on the Samsung Gear S2 requires an Android™ smartphone running OS 4.4 or higher.
 

FAQ

NumberSync for wearables lets you use your smartphone mobile number on your wearable device. Now you can make and receive calls and send and receive text messages on your wearable. The best part is that you don’t need to stay close to your phone to use NumberSync!

You need the following:

  •  AT&T postpaid wireless account that’s been set up for AT&T HD Voice
  •  An AT&T HD Voice-compatible smartphone
  •  A wearable device that supports NumberSync and has eligible AT&T wireless service

For the Samsung Gear S2, you’ll also need an Android smartphone with an OS that’s version 4.4 or higher.

There’s no additional cost beyond that of the wireless rate plans for your wearable device and smartphone. Note that data rates, rather than messaging rates, apply when you use NumberSync to send and receive text messages.

NumberSync will soon be available for the Samsung Gear S2. Please check our website often for updates as other wearables that support NumberSync become available.

You can sync up to five (5) wearable devices to your AT&T mobile number.

You can use NumberSync for wearables in the U.S., Puerto Rico, and U.S. Virgin Islands, and when roaming abroad. If you’re outside the AT&T-owned and operated domestic coverage area, calls from your wearable will show your wearable’s number, not your smartphone number. When roaming, the voice and data roaming rates for your wearable rate plan or international travel package will apply..

No, they don’t. You can use NumberSync on your compatible wearable even if your smartphone is in a different location or turned off.

No, it’s not available yet for customers with smartphones on prepaid service. It also won’t support devices on business or government accounts. (This applies to Corporate Responsibility User lines.) Remember, you need to have a compatible smartphone and wearable, and your smartphone account must be set up for AT&T HD Voice.

NumberSync for wearables: Requires smartphone with AT&T HD Voice-enabled postpaid wireless service and compatible wearable on eligible wireless plan. Not available to business or government customers (for Corporate Responsibility User lines of service). For calls made outside the AT&T-owned and operated domestic coverage area, your wearable number rather than your smartphone number will be shown as the calling number even if it’s been enabled for NumberSync. Device Limit: Sync up to 5 compatible wearables. Device selection is limited at this time. Charges: Domestic calls made and received on your wearable are subject to your wearable rate plan’s standard calling rates and count as voice minutes. International rates apply to international long distance calls. SMS / MMS messages sent and received through your wearable count as data, and data usage rates will apply. Roaming: Voice and data roaming rates under your wearable’s existing rate plan or international travel package apply when using NumberSync while roaming. Additional restrictions: Certain features are incompatible with NumberSync. MMS messages (group, picture, or video messages) cannot be sent or received via NumberSync to international long distance numbers.

For additional information, see the FAQ.