USTA Northern Indiana is a non-profit corporation which is the governing body of tennis in Northern Indiana. The Northern Indiana area includes the counties of Adams, Allen, Benton, Blackford, Caroll, Cass, DeKalb, Elkhart, Fulton, Grant, Howard, Huntington, Jasper, Jay, Kosciusko, LaPorte, LaGrange, Lake, Marshall, Miami, Newton, Noble, Porter, Pulaski, St. Joseph, Starke, Steuben, Wabash, Wells, White and Whitley in addition to Niles Michigan Zip Code 49120. NIN is one of the 13 districts of the USTA/Midwest Section.