Superior Block Co.

If you would like to contact us, there are three ways to do so:
  1. Call us at 1-906-482-2731
  2. You can also mail us at:

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

  3. Or you can send a message by email,
    which is the easiest way to get in touch with us.