If the iPhone contacts work and the problem is only limited to your Apple Watch, restart your Apple Watch.

Apple Watch Contacts Not Syncing, How-To Fix.

Favorite Contacts Not working, How-To Fix.

Contacts Information Missing After iOS Upgrade.

Here are a few articles that should help you with the issue. If you are having issues with contacts in general on your iPhone, you may want to address it before trying to troubleshoot the problem on your watch. When incoming calls come in are you able to see the contact name information or are you only seeing numbers? Check if you are having the same issue on your iPhone You can also ask Siri to make the call using either the name (if in your contacts app) or by spelling out the exact phone number to Siri. If the number isn’t in your Contacts app, open the Phone App on your watch and tap keypad and manually enter the number then tap the phone icon.

Tap FaceTime Audio to start a FaceTime audio call or tap a phone number.

Turn the Digital Crown to scroll, choose the contact you want to call and tap the phone icon.

Try to place a call using your Apple Watch Apple recommends you set this to Mirror iPhone but you may want to customize it Check how you set-up notifications in the Watch app on your paired iPhone via the Watch app.Temporarily disable your Apple Watch passcode lock and see if you now receive your calls.If your iPhone is locked or asleep, you get notifications on your Apple Watch (unless your Apple Watch is locked with your passcode) If your iPhone is unlocked, you get notifications on your iPhone, instead of your Apple Watch.

Open your Apple Watch’s Control Center and check that you did not enable Silent, Theater, or Do Not Disturb mode.Quick Tips Follow these quick tips if your Apple Watch is not receiving incoming calls Apple Watch Not Showing Incoming Call Information, Tips to Fix.Turn off your watch’s passcode temporarily.Check if you are having the same issue on your iPhone.Try to place a call using your Apple Watch.Apple Watch Not Showing Incoming Calls?.

Apple mac facetime no incoming