Can't help you a whole lot because i'm from Oregon but.... Have you taken Hunters education yet? That would be a good start if you've never hunted before. It would get you started with some good basic safety skills.
Then.... talk to Fish and Game, Talk to the Washington equivilant of the Oregon Hunters Association.
Oregon has some good programs and maybe Washington will have something also.
So you have been thinking about making the trek out west for a DIY big game hunt. The pronghorn antelope is an excellent choice for your first western big game hunt. It is a good choice because it offers the first-timer an introduction to DIY western hunting with a high probability of success and without the exertion or need for detailed planning that a mule deer or elk hunt might require. While there are several states that you could conduct your pronghorn antelope hunt, I...