Hazouri ran for Mayor of Jacksonville in 1987. He defeated fellow former State Representative John Lewis in a bitter Democratic primary election, and then easily beat Republican Henry Cook to win the general election. During his term as mayor of Jacksonville he spearheaded a campaign to rid Jacksonville's roads and bridges of toll booths, and implemented various environmental regulations aimed at getting rid of the city's odor problem. During his tenure as Mayor of Jacksonville, Hazouri welcomed the city's first contingent of visiting Canadian media personalities in September 1987, including Vic Phillips of Global Television Network and Chantale Roy of the French language TVA Network, both of whom broadcast live from Jacksonville. Hazouri was defeated for reelection in 1991 by Ed Austin.