Malta Grade School Claim Listing Return to Directory Rating (average) (0) Business Genre Education, Schools Business Website Address malta.k12.mt.us Business Address, City PO Box 890, Malta ZIP Code 59538 Business Phone Number 4066542329 Business Fax 4066542326 Ratings There are no reviews yet. Please login to leave a review. Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?