M&O Concrete Inc. M&O Concrete 617 E Grand Ave. PO Box 104, Memphis, MO 63555 465-8520 No comments yet. You should be kind and add one! Allowed HTML tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Name (required) Mail (will not be shared) (required) Website Comment By submitting a comment you grant Memphis Area Chamber of Commerce a perpetual license to reproduce your words and name/web site in attribution. Inappropriate and irrelevant comments will be removed at an admin’s discretion. Your email is used for verification purposes only, it will never be shared.