The public is invited to join the merchants and service groups of Zionsville for safe trick or treating from 5:30 to 7 p.m. Oct. 25 at Boone Village Shopping Center, W. Oak Street and N. Ford Road, Zionsville. Special guests include the Zionsville fire and police depts. The costume contest begins at 6 p.m. with trophies given for first, second and third place costumes by age groups. For more information, contact Leigh Ann Akard of Akard True Value at 873-5255.