Contact us

Winter Hours

Monday – Friday: 8:00AM – 4:30PM

Saturday: Closed

Sunday: Closed

Contact Us

Call: (906) 482-2731



Showroom and Facility: 

47515 US-41 Houghton, MI 49931

Mailing Address:

Superior Block Co.
Isle Royale Sands Box 6
Houghton, MI 49931

Get in touch

Please send us a message with your questions, comments, quote requests, and other messages. We’ll get back to you soon.