Webster is a city located in Sumter County, Florida, United States. As of the 2000 census, the city had a total population of 805. According to the U.S. Census Bureau's 2004 estimates, the town had a population of 819. The ZIP Code for this city is 33597, which is shared by Oak Grove, St. Catherine, Croom-a-Coochee, Tarrytown, Linden and part of Mabel.