I don't know what part of Washington you are from, but Missoula Mt. has a 1000 yd. benchrest club that has factory class type competition as well as souped up rail guns and the like. They shoot one weekend a month starting in April and going thru August which is their championship shoot.
Awesome site... Long range has been in my blood since I was a kid, so it's nice to find other people with the same medical condition.
50 Bmg- Armalite
.378 Weatherby
.338-378 Weatherby
7mm Rem. Mag
.300 Win. Mag
2-6mm Dashers(1000yd. benchrest)
6.5-284 (Long range F-class)
Montana is ideal...
639 yds. cow eld this year with a 7mm Mag. with 162 gr. Hornady A-Max. Last year my son and I spotted a 5x5 mulie on opening day, almost exactly where we had shot at a spike elk the previous year. The Armalite 50 BMG nailed this buck at 62.5 Moa (2025 yards calculated later on our ballistics...