You are much closer to the Tri-Cities Rocketeers site north of Pasco, WA than I am. If you want a bigger place to fly amongst knowledgeable and friendly folks, give them a look.
https://tri-cities-rocketeers.weebly.com Their field is my favorite place to fly.
And yeah, don't by single kits from Amazon or Wal Mart. They don't have a clue. Some eBay sellers will put a kit in a padded envelope, too. Not good.
You've gotten some good recommendations here in eRockets and AC Supply. It's easy to get to the $100 free shipping at AC Supply with bulk boxes of motors.
Yes, they use boxes.