How Do I Delete Facebook Contacts
Settings > Facebook > Contacts
Perhaps you've set up your Facebook account in iOS, while unknowning that a contact sync would populate your address book with lots of entries that might be unfavorable. Luckily, this alternative is totally reversible.
Go to your "Settings" app and select the "Facebook" entry, then disable the toggle identified "Contacts". This will get rid of all Facebook contacts from your locally kept address book. The contacts/friends themselves will stay active on Facebook, so do not stress.
If you open up the "Contacts app" on your iPhone, you need to see that all of the entries formerly listed in the "All Facebook" group are completely gone now.
Ways to hide Facebook contacts on iPhone
Contacts > Groups
If you want to keep the extra contacts that are synced from your Facebook account to your iPhone's address book ("Contacts" app), but conceal them from the primary contact list, you can do so by adjusting your view settings.
Open the "Contacts" app and tap "Groups" at the top left of the screen. Then scroll down to "All Facebook" at the very bottom and uncheck the item on the list. You can inspect other group to make it visible, such as your iCloud contacts or other groups you may have allowed on your iPhone. Tap "Done" when ready.
The "Contacts" app will now hide the Facebook contacts in the primary list view. Your other contacts need to still be visible.
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