To deactivate Caller ID Blocking for a specific number:
Press Settings. Press Phone. Press Show My Caller ID. Press the indicator next to "Show My Caller ID" to turn the function on or off.
Most Android devices have similar operating systems, so let's show how to turn off caller ID on a Samsung phone as an example.
Press Settings. Press Phone. Press Show My Caller ID. Press the indicator next to "Show My Caller ID" to turn the function on or off.
Use Settings on iPhone Instead you can adjust a solitary setting in iOS and just like that, poof, you're gone. To achieve this Keyser Soze-style vanishing act open the Settings app and scroll down to select Phone > Show My Caller ID, and then toggle off the Show My Caller ID switch.
Scroll to and touch More settings or supplementary services. Touch Show my caller ID. Touch Show my caller ID. Touch the desired option (e.g., Hide number).
If you've previously texted with someone using their phone number or if a person has shared their phone number with you in an email, a phone call from that number will go through. To turn on Silence Unknown Callers, go to Settings > Phone, then scroll down, tap Silence Unknown Callers, and turn on the feature.
Open Settings. Scroll down to "Phone" and tap on it. Navigate to "Show My Caller ID." Tap on the switch to to show or hide your caller ID.
Turn Caller ID Blocking on or off
*31# - Outgoing Caller ID Service Enable(suppressing the transmission of caller's phone number (CLIR)) #31# - Outgoing Caller ID Service Disable, this will solve the problem So no need for the factory reset of the mobile.… Just dial #31# from the dialer and it will turn off (disable) the service immediately.
How Do I hide my number when making outgoing calls on my Samsung Galaxy Fame?
How to Block Your Caller ID on an Android Device
Change the Caller ID Settings on Your Phone Both Android and iOS devices let you hide your caller ID, making you show up as No Caller ID, Private, or Blocked to everyone you call. If you want to temporarily unblock your number after changing these settings, dial *82 before the number you want to call.