Unlimited plan. I have tried to reboot my phone several times.. Sometimes it lets me make a call, other times it brings me to the "sorry you have used up all of your call minutes.. Please dial *611, or use our online automated system to purchase more...
Did you make your next payment? They should have been active as soon as that payment went through. You may also be best contacting a mod for this one. Wishing you the best.
Do you happen to have an older phone? I found when I had my old motorolla it would do the same thing. I ended up replacing it with a newer phone and have not had the issue since. I wish you the very best in finding an appropriate solution.