Little Harpeth Children's Dentistry Share Tweet (615) 840-7375 7640 Hwy 70 S #101, Nashville, TN 37221, USA Little Harpeth Children's Dentistry combines state of the art technology with caring and experienced staff. They provide a fun and stres... Listed in: Dental and Orthodontics Health & Medical 2143 people have viewed this listing. 2 people have visited Little Harpeth Children's Dentistry’s Website from this listing.