They may as well hang a sign on every city hall that reads, “Eat No Chikin.”

From San Francisco to Boston, mayors of some of the United States’ largest metropolises have spurned Chick-fil-A, with some even telling the company to stay outside their city limits. Although the fast food joints have already begun to pop up in New York City, Bill de Blasio contributed his scornful opinion of the religiously conservative business this week.