Insulator Show

When: July 10 - 12, 2026 (Friday - Sunday) Where: Helena, Montana 57th NIA National Show & Convention will be held at the Lewis & Clark Fairgrounds, 98 W. Custer Ave, Helena, MT 59602. We will have 125+ Sales Tables and 25+ Display Tables. You won't want to miss this show. For information: Doug Rusher, , 406-461-7341 or Ron Yuhas, , 406-439-4573. Additional Show Hosts: Roger and Beth Ziesak, 406-239-1646, , Justin Martin and Michelle Sturm, 406-490-3888, .