I could live in Portland...They have a Sonic
Yes, but you have Steak 'n' Shake (Frisco melt). And in the last 10 years since I left Oxford, a Culver's (Butter Burgers and Concrete Shakes) I understand.
Culvers is pretty good I have to admit.
There is one not far from the Cabelas off of I-75
If you haven't been to Cinci in quite a while, its having a sort of revival - especially in the OTR area. Gentrification is turning that area into an electic area to live and dine.
Unfortunately all the undesirables seem to be moving into Clifton and ruining the cheap student housing for UC/Xavier students.