- Bellevue Club — Bellevue
- Columbia Athletic Club — Seattle
- Columbia Athletic Clubs — Kirkland
- Columbia Athletic Clubs, Pine Lake — Seattle
- Delridge Community Center — Seattle
- Delridge Playfield — Seattle
- Downtown Seattle YMCA — Seattle
- Lake Shore Athletic Club — Vancouver
- Mitchell Activity Center — Seattle
- Olympic Athletic Club — Seattle
- PRO Club Bellevue — Bellevue
- PRO Club Seattle — Seattle
- Seattle Athletic Club — Seattle
- Seattle Athletic Club Northgate — Seattle
- Seattle Urban Squash — Seattle
- Washington Education & Squash Academy — Seattle