All letters and photos are delivered daily by US Mail. It will take one or three days but please be mindful that the prison staff will open every piece of mail for contraband. Therefore, the actual delivery date that it makes it to mail call depends solely on the prison staff.
https://www.inmateaid.com/ask-the-inmate/how-do-the-inmates-know-about-the-online-mail-when-will-he-receive-it.amp#answer
Accepted Answer Date Created: April 25,2013