Open the Phone app
Tap Recents
Look for blocked calls that may appear as No Caller ID, Unknown, or Private Number
Check if the blocked number left a voicemail
Open Voicemail in the Phone app
Review the Call Blocking & Identification settings
Go to Settings
Tap Phone
Tap Blocked Contacts
Review the list of blocked numbers
Check if the caller used a different number
Ask your carrier if they provide spam or blocked call logs
Check the carrier app or website for call history
Use a call-filtering app if installed
Review Focus or Do Not Disturb settings if calls seem missing
Contact Apple Support if missed calls still do not appear