Hi my contacts and favorites have disappeared from my call log but still visible through text

Hello briannabaker21,

Thanks for that info and for choosing the Apple Support Communities. If we understand correctly, you are missing some features of the Phone app on your iPhone. First, make sure your iPhone is up to date, as the updates contain stability fixes that can resolve issues like yours, as well as important security updates to keep your iPhone safe.

Update your iPhone or iPad - Apple Support

Manually update your carrier settings on your iPhone or iPad - Apple Support

Next, please force close the Phone app and restart your iPhone and then check the Phone app again for the Favorites and Contacts tabs at the bottom of the Phone app.

Close an app on your iPhone or iPod touch - Apple Support

Restart your iPhone - Apple Support

Cheers!