From what I can google it looks like they ban the sale of leaded avgas at those airports. If you run out of gas at one of those airports I imagine you're purch

From what I can google it looks like they ban the sale of leaded avgas at those airports. If you run out of gas at one of those airports I imagine you're purchasing it elsewhere and one way or another arranging for it to be delivered to you at the airport at your expense + hassle.