I don't have an answer, it would be specific to your area, though.
You could search the FCC database and look at the emission designators. That would at least tell you what they were licensed for, but not necessarily if they were actually using it or not.
I don't have an answer, it would be specific to your area, though.
You could search the FCC database and look at the emission designators. That would at least tell you what they were licensed for, but not necessarily if they were actually using it or not.