The phrase signifies a search for a shooting facility capable of accommodating distances up to 1000 yards located in close proximity to the individual performing the search. An example would be a marksman in need of a location to practice long-range shooting techniques. This is usually a request made through search engines.
Such searches reflect the increasing popularity of long-range shooting disciplines. These facilities offer opportunities for developing precision marksmanship skills at extended distances. Historically, long-range shooting has been important in military and hunting contexts, and now sees a growing interest among civilian shooting enthusiasts.