Your Apple Watch GPS + Cellular has a unique phone number for billing purposes only. Here's how to find it!

Does Apple Watch have the same phone number as iPhone? Kind of. If you have an Apple Watch with GPS + Cellular, your watch will have its own phone number for billing purposes only. Learn how to find the number and what will happen if you call it.
Related: Apple Watch FaceTime: Everything You Need to Know
- Open the Watch app on your iPhone.
- Under the My Watch tab, tap Cellular.
- Under Cellular Plan, you will see the name of your provider.
- Tap the info icon.
- Since I have T-Mobile, I tap Manage T-Mobile Account. You may see something else depending on your cellular network provider.
- Next to Watch Line, you will see your Apple Watch phone number.