I just wanted to say that mine has also stopped working, however, what's odd is that my husband's is still working. We have the same setup for unreachable to be forwarded to a defunct number to reject and discourage spammers. Edit: I should add that ...
Now that they changed over having data add-ons expire every month, I've been wondering about this... It would be nice if we could still have some roll-over data as a bonus though. Just because it isn't available for purchase doesn't mean it can't be...