It’s funny how one gets used to seeing a given franchise so often they figure it’s national. In California, for instance, In-N-Out Burgers are everywhere, but in most of the U.S., no one would have ever heard of it.
There are plenty of examples like this. Most of you will recognize your own local favorite below (for the record, I’ve never seen a Zaxby’s or Culver’s in my entire life).