In 'The Mary Tyler Moore Show', in which city does Mary Richards work?

In 'The West Wing', which actor played President Josiah Bartlet? In 'All in the Family', what is the name of the bigoted father played by Carroll O'Connor? In 'The Honeymooners', what is Ralph Kramden's job? Which series follows cab drivers at the Sunshine Cab Company? In 'Laverne & Shirley', in which city do the two women work at a brewery? In 'WKRP in Cincinnati', what kind of business is WKRP? In 'Happy Days', in which city is the show set? In 'Cheers', what is the name of the know-it-all mail carrier?