This page will link up all of the known state/regional maps for places to play.
Want to know how to add a map of this style to your own website?
Step-by-step instructions are here: http://jt-rb.com/racquetball-court-maps/
If you have a court listing for your state, but can’t get the steps above to work, reach out to me and I may be able to host your map for you.
I maintain some of these sites (marked by a *). I have contributed to lists on some of the other sites.