Mission Del Lago was there long before A Place To Shoot.
This article says that the range was there first:
The golf course is city-owned and privately operated. It opened in 1989. The shooting range which operates within a few miles of the course opened about 35 years ago.
http://www.freerepublic.com/focus/f-news/2868175/posts
Other way around. Mission was built in 1989. APTS was there for almost a decade before...