Ron Natalie wrote:

I haven't seen such a thing in decades and I've lived and travelled
through many states.

Well, it isn't exactly a gas station, but Old Bridge airport gives a ten cent
per gallon discount if you pay with cash, check, or a Phillips card. There are
two prices posted on the pump.

George Patterson
If you're not part of the solution, you can make a lot of money prolonging
the problem.