Grey Rock Tennis Club in AustinGrey Rock Tennis ClubAt 7401 TX-45, Austin, TX 78739.Reach the owner through their Openpath inbox: openpath.sh/to/61kkzephf225The owner hasn't joined Openpath, and Openpath doesn't notify owners yet, so a reply is unlikely for now. A message waits 30 days in case they join.Source: Overture Maps, checked yesterday.Data: Meta via Overture Maps, CDLA-Permissive-2.0