50-50 chance. The normal protocol is to send it back if it is missing the inmate ID number. But, there are some staff members with some sense of humanity and they will pass the mail on through. It depends on the mail room personnel.
https://www.inmateaid.com/ask-the-inmate/if-i-did-not-have-the-correct-id-number-and-i-put-the-id-number-my-husband-had-before-he-came-to-this-facility-what-are-the-chances-of-him-receiving-that-mail#answer
Accepted Answer Date Created: December 30,2014