NumberSync

To sync your smartphone with a compatible NumberSync device, sign in with the user ID for your wireless number.

Sync your wireless number with compatible mobile devices using AT&T NumberSync.

Learn how to sync your iPhone's AT&T mobile number with other Apple devices to make or receive phone calls.

Learn about syncing your smartphone number with Android tablets using NumberSync to make or receive calls.

Want to sync your smartphone to your watch? Get info on setting up, syncing, and using NumberSync to call and text with compatible smartwatches.

Learn how to use your Apple Watch Series 3 or Series 4 (GPS + Cellular) on our domestic wireless network with NumberSync for Apple Watch (Cellular).

Use your wireless number and a compatible Alexa device to make and receive calls.