What Happens If You Text Someone Who Blocked Your Number. As you call the person, take notes and carefully observe what happens during the call. Once blocked, the caller can’t leave any kind of message on your iphone, whether it’s an imessage or sms.
When a blocked number tries to send you a text message, it won’t go through. Once you block a number, the caller can not reach you anymore. Your sms will still go through and you may even see that it was delivered, however that.