Will Someone Know If I Block Their Number?

The person whose number you've blocked won't receive any sign that their message to you was blocked; their text will simply sit there looking as though it were sent and not yet delivered, but in fact, it will be lost to the ether.

Can you tell if someone is blocking your texts?

If there's an error message, it's likely the phone is disconnected. If the call goes through just fine; you've been blocked. The Read Receipts – This works for iPhones and newer Androids. Assuming the contact has read receipts turned on, you can easily determine if you've been blocked by the message receipts.

What happens when you block someone's phone number?

Simply put, when you block a number on your Android phone, the caller can no longer contact you. Phone calls do not ring through to your phone, they go directly to voicemail. However, the blocked caller would only hear your phone rings once before being diverted to voicemail.