195 Broadway is a 29-story building on Broadway in the Financial District of the New York City borough of Manhattan. It was the longtime headquarters of American Telephone and Telegraph, as well as Western Union for a time. It occupies an entire block on one side of Broadway, running from Dey Street to Fulton Street. It also has the address 15 Dey Street, well known as the site of one end of the first transcontinental telephone call.