Grant Area District Library issued the following announcement on Feb 24.
Are you a Shoutbomb user? If you receive text notifications about your library account, or want to, this information is for you.
Beginning on February 28, 2022 text messages will come from the new number. You do NOT have to do anything for this change to take effect, it will happen automatically and you will continue to receive text notifications as usual only from a different number.
If you want to receive text notifications text "SIGNUP" to (844) 225-9466.
Original source can be found here.