Angeles is the only controlled range to shoot precision and long range here in the LA area. Their long range side goes out to 600 yards. Pistol side also has benches with steel @ 100 yards that you can use for zero'ing in your rifles. There's also steel set up for pistol shooting as well ranging from 35 yrds to 100 yrds.
Great place to go on weekdays when it's not busy. On the weekends, you'll usually need to get there before they open if you want to ensure a spot on the long range side.