Senior Teams
- Aberdeen AA AA
- Anacortes Blackhawks AA AA
- Apple Valley Blues AA AA
- Arlington 76ers AA AA
- Asotin AA AA
- Baseball Beyond Borders AAA AAA
- Bellingham Post 7 AA AA
- Bellingham Post 7 AAA AAA
- Black Hills AA AA
- Bremerton AA AA
- Burlington Sox AA AA
- Capital AA AA
- Central Kitsap AA AA
- Central Valley AA #1 AA
- Central Washington Spuds AAA AAA
- Centralia AA AA
- Centralia Sobe/Toyota AAA AAA
- Chehalis AA AA
- City Baseball AAA
- Eastmont Strikers AA AA
- Ellensburg Blues AA
- Elma AA AA
- Enumclaw Hornets AA
- ESC TIGERS AAA
- ESC Tigers AA
- Ferndale Baseball Club AA AA
- Ferris AA AA
- Gonzaga Prep AA #1 AA
- Grays Harbor Legion AAA
- Hanford Flames AA AA
- Hanford Flames AAA AAA
- Hoquiam Grizzlies AA
- Juanita Baseball Club AA AA
- Kennewick Bandits AA AA
- Kennewick Outlaws AAA AAA
- Kennewick Pepsi-Cola Dusters AA
- Lake Stevens Baseball Club AA AA
- Lakeside Recovery AA AA
- Lakeside Recovery AAA AAA
- Lower Columbia Baseball Club- AAA AAA
- Lower Columbia Baseball Club-AA AA
- Lynden Lightning AA AA
- Mead AA AA
- Medical Lake A A
- Meridian Baseball Club AA
- Montesano AA AA
- Moses Lake Walleyes AA AA
- Mount Rainier Big Horns AA AA
- Mount Vernon Riverdogs AA AA
- Mt. Spokane AA #1 AA
- North Central AA AA
- North Kitsap AA AA
- Northeast 49ers AAA AAA
- Olympia AA AA
- Olympia Bandits AAA
- Olympic AA AA
- Olympic Crosscutters AA AA
- Pasco Sun Devils AA
- Pepsi-Pak AAA AAA
- Prosser Baseball Club AA
- Pullman AA AA
- RBI Senadores AAA
- Richland Knights AA AA
- Ridge AA AA
- Rochester AA AA
- Rogers AA AA
- Sedro Woolley Outlaws AA
- Shadle Park AA AA
- Spanaway AA AA
- Spanaway AAA AAA
- Spokane Bandits AAA AAA
- Spokane Cannons AAA AAA
- Spokane Northstars AAA AAA
- Stanwood Snows AA
- Tenino AA AA
- Trail Orioles AA AA
- Twin City Titans AAA AAA
- University AA AA
- Vancouver Mavericks AAA AAA
- Walla Walla Bruins AA AA
- West Valley AA AA
- West Valley Baseball Club AA AA
- Whidbey Island Nighthawks AA
- Yakima Beetles AAA
- Yakima Beetles AA AA
- Yakima Valley Peppers AA
Junior Teams
- Aberdeen A
- Apple Valley Royals A
- Baseball Beyond Borders A A
- Baseball Beyond Borders AA AA
- Bellingham Post 7 A A
- Burlington Sox A A
- Capital A A
- Central Valley A A
- Central Valley AA #2 AA
- Chewelah A #1 A
- Chewelah A #2 A
- Deer Park A A
- East Valley A A
- Eastmont Reds
- Elma A A
- Ferris A A
- Freeman A A
- Gig Harbor A A
- Gonzaga Prep A A
- Gonzaga Prep AA #2 AA
- Hanford Flames A A
- Hoquiam A Legion A
- Kennewick Bandits A A
- Kennewick Phantoms A A
- Kennewick Phantoms AA AA
- Kettle Falls A A
- Lake Stevens Baseball Club A
- Lakeside Recovery A A
- Lewis and Clark A #1 A
- Lewis and Clark A #2 A
- Lewis and Clark AA AA
- Lower Columbia Baseball Club-A A
- Mead A A
- Montesano A A
- Mount Vernon Riverdogs A A
- Mt. Baker AA
- Mt. Spokane A A
- Mt. Spokane AA #2 AA
- Nooksack Valley Pioneers A
- North Central A #1 A
- North Central A #2 A
- North Thurston A A
- Northwest Christian A A
- Olympia A A
- Pasco Sun Devils A
- Rainier Baseball Association A
- Richland Knights A
- Rochester A A
- Rogers A A
- Sedro Woolley Outlaws A
- Selkirk A A
- Shadle A A
- Timberline AA AA
- Twin City Red Sox AA
- University A A
- Walla Walla Griz A A
- West Kootenay A A
- West Valley A A
- West Valley Bees A A
- Westport Merino Bros. Mavericks A
- Whidbey Island Nighthawks A A
- Whitman County A A
- Woodinville Baseball Club A