About Costello John R DDS
Dr. Costello John R DDS is a dentist located in Newport, Rhode Island.
AI-generated summary based on public information.Location & directions
Map showing the location of Costello John R DDS, 400 Broadway in Newport, Rhode Island.
Colored pin = Costello John R 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Listing data is compiled from public sources and may be out of date.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.