Dial #31# and press call. This disables “Caller ID blocking on your end.” To re-block: Dial *31# .
Dial *77 (call) to block private calls. To unblock: Dial *87 . (Note: AT&T may call this “Selective Call Acceptance.”) how to unblock private calls
We’ve all been there. Your phone rings, you glance down, and it says: "Private Number," "Blocked," or "Unknown Caller." Dial #31# and press call
Stay connected (even to the mysterious ones). To unblock: Dial *87
If you’re tired of playing phone tag with the unknown, here’s exactly how to unblock private calls on both iPhone and Android. A "private" or "blocked" call means the caller has dialed *67 before your number (in the US) or used a carrier setting to hide their caller ID. Your phone isn’t blocking them—their phone is hiding from you.