Location & directions
Map showing the location of Knowlton Andrew H DDS, 9654 Sparta Ave NW in Sparta, Michigan.
9654 Sparta Ave NW, Sparta, MI 49345
Colored pin = Knowlton Andrew H DDS. Other pins are nearby dentists from this directory.
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Listing data last updated 2026-06-17.
Listing data is compiled from public sources and may be out of date. Summaries are generated automatically from public business data and may be incomplete. Confirm details directly with the practice. Inclusion is not an endorsement, and this is not medical advice.