If you're passing through Columbus, you might have some luck at the RX-7 Store or Defined Autoworks. You can also try
www.columbusracing.com to find someone locally.
There is a really good wheel shop in Columbus called Wheel Medic.
www.wheelmedic.com I bet they could straighten it, or at least straighten it enough to make it back home. Their number is 614-299-9866