StampShow is a largest annual event of American Philatelic Society held every August in differnt states. Hosting 150+ dealers, nearly 15,000 pages of exhibits, public auction, first day ceremonies, 50 societies and more.
Location: Delta Center, 400 West Wisconsin Ave., Milwaukee, WI 53203
Show hours: Thurs. thru Sat. 10 a.m.-6 p.m.; Sun. 10 a.m.-4 p.m.