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

 

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, you can make a call over Wi-Fi or an AT&T mobile broadband connection without even having your smartphone turned on.

COMPATIBILITY

Devices that support NumberSync

Smartphone requirement:

  • You need an iPhone 6, 6 Plus, or newer model running iOS 9.3 or later. iPhone 7 and 7 Plus run iOS 10.

Compatible NumberSync devices:

  • Most iPad device running iOS 9.3 or later
  • Apple Watch running watchOS 2 or later
  • Most iPod touch devices running iOS 9.3 or later
  • Most Mac computers running OS X El Capitan

  • See a detailed list of compatible devices

FAQ

  • Your mobile phone must be an iPhone 6, 6 Plus, 6s, or 6s Plus running iOS 9.3 or later.
  • 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, wired broadband, or AT&T mobile broadband.
  • For more about setting up NumberSync, please visit the NumberSync support page.

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, wired broadband, or AT&T mobile broadband.

There is no additional cost for using NumberSync.

There are no voice airtime use charges if you use NumberSync to make calls to or from the U.S., Puerto Rico, or the U.S. Virgin Islands. For international calls, international long distance rates apply based on your smartphone’s rate plan or International Long Distance package. You also will be billed standard data charges under your tablet’s plan if you use NumberSync over the AT&T mobile broadband network. This includes standard rates in the U.S., Puerto Rico, and the U.S. Virgin Islands. It also includes international roaming data rates when traveling abroad.

Yes. You can make NumberSync calls by connecting to the Internet through an international Wi-Fi hotspot. NumberSync calls to domestic numbers incur no voice airtime or usage charges. Calls to international numbers incur International Long Distance charges based on your smartphone rate plan or International Long Distance package.

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.

No. NumberSync will not support calls over TTY devices, including 911 calls. To reach 911 service, persons with communications disabilities may do on of these: (1) Call 911 directly using a TTY from a wireless phone over the cellular network or from a landline telephone. (2) Send a text message to 911 directly (in areas where text-to-911 is available) from a wireless device. (3) Use 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. (4) Use relay services to place an IP Relay or IP CTS call over a cellular data or other IP network. View RTT progress

NumberSync for Android tablets


With NumberSync, you can use your mobile number to make and receive calls on your tablet. Use the same number your friends, family, and colleagues already know. NumberSync even works if your smartphone isn’t with you, nearby, or powered on.

  • Voice and AT&T Video Call: Now you have two ways to call.
  • One number: Calls from your tablet will display as your mobile number.
  • Simultaneous ring: Calls to your mobile phone will ring all synced devices at the same time.

 

COMPATIBILITY 

Devices that support NumberSync

To use NumberSyncSM for tablets, you need an AT&T HD Voice enabled smartphone. Visit att.com/hdvoice for more information and a list of devices that support AT&T HD Voice.

To use video calling on your tablet, you need a smartphone that supports AT&T Video Call.

Select Shop now to see if your tablet supports NumberSync or to purchase a compatible tablet.

FAQ

NumberSync allows you to sync your AT&T smartphone number with an Android tablet to make and receive voice and Video Calls using your smartphone number as the caller ID.

  • You need an AT&T smartphone with HD Voice service enabled (for voice-only service).

  • To use AT&T Video Call service on the tablet, you need an AT&T Video Call-capable smartphone.

  • You need an eligible tablet designed to be used with AT&T service.

  • You need access to a broadband Internet connection (Wi-Fi, AT&T mobile broadband, etc.) for your tablet device.

    Note: When using Wi-Fi, call quality may vary depending on the strength of the Wi-Fi network.

There is no additional cost for using NumberSync.

There are no voice airtime use charges if you use NumberSync to make calls to or from the U.S., Puerto Rico, or the U.S. Virgin Islands. For international calls, international long distance rates apply based on your smartphone’s rate plan or International Long Distance package.

You also will be billed standard data charges under your tablet’s plan if you use NumberSync over the AT&T mobile broadband network. This includes standard rates in the U.S., Puerto Rico, and the U.S. Virgin Islands. It also includes international roaming data rates when traveling abroad.

Yes, if you are connected to the Internet. Calls made from outside the United States are charged as follows.
 

  • Calls from Internet-enabled Wi-Fi hotspots
    • Calls are billed the same as for a domestic Wi-Fi hotspot
       
  • Calls from the cellular data network of your roaming partner
    • These calls will be subject to international data roaming charges. Actual charges will be based on your tablet’s data rate plan.
       
  • Wi-Fi calls made to U.S. numbers
    • These are billed the same as domestic calls no matter what country you are calling from.
       
  • Wi-Fi calls made to non-U.S. numbers
    • Charges for these calls are based on your smartphone’s rate plan or international long distance package.

You can sync up to five compatible devices with NumberSync.

Yes, if all of your devices have NumberSync turned on, all your devices will ring. You can manually turn NumberSync off for each device by following the instructions in the support article about NumberSync for Android tablets.

No. NumberSync will not support calls over TTY devices, including 911 calls. To reach 911 service, people with communications disabilities may do one of these: (1) Call 911 directly using a TTY from a wireless phone over the cellular network or from a landline telephone. (2) Send a text message to 911 directly (in areas where text-to-911 is available) from a wireless device. (3) Use 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. (4) Use relay services to place an IP Relay or IP CTS call over a cellular data or other IP network. View RTT progress

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.

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 offer NumberSync on:

Already have your smart watch set up with NumberSync for wearables?

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:

  • An 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

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.

Check the Compatibility section above for a current list of wearables that are compatible with NumberSync. As new compatible wearables are added, we’ll update that list.

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. Remember, you need to have a compatible smartphone and wearable, and your smartphone account must be set up for AT&T HD Voice.

It’s easy to set up and manage your service through myAT&T. You can log in to the myAT&T smartphone app, or use the link below.

Log in to NumberSync >

Note that the manufacturer of your wearable device may also provide unique steps to sync your mobile phone and wearable.

 

Yes, with Android Wear for iOS, you have the ability to sync the LG Watch Urbane 2nd Edition LTE smart watch. This provides call syncing capability; however, with messaging, syncing is limited. AT&T Messages Backup & Sync (AMBS) does not sync your text messages with your iPhone nor can you access iMessages from the smart watch.

For the best possible experience while using the NumberSync for wearables service with iPhone, you’ll need to turn off iMessage® in order to receive all text messages on the smart watch. On your iPhone, go to Settings, Messages, iMessage and select OFF. When not utilizing NumberSync for wearables, you can choose to turn iMessage back on.