Welcome to the forum and Nevada!
Per county code 50.092, you must be 5000 feet from a dwelling, and practically anywhere out in the desert you can shoot.
There is also a congested area map here:
Personally, I always go shooting out in the Desert.
I'm not sure how many people OC on a regular basis on Reno, but I sure do whenever I'm in town.One timea group of us met up to eat, but other than that I've very rarely ran into otherpeopleOC'ing.