| Group | Club/Team Name | Team ID | Head Coach |
| A1 | Seattle United Seattle United B05 Copa A |
104162072 | John Heimbigner |
| A2 | Three Rivers Soccer Club 3RSC B05/06 White |
n/a | Humberto Chavez |
| A3 | SOZO FC SOZO FC B05/06 Gold |
n/a | Jesus Rivera-Macias |
| A4 | Eastside F.C. Eastside F.C. B05/06 Bellevue A |
n/a | Steve Zakuani |
| A5 | Whatcom FC Rangers Whatcom FC Rangers B05 Gold |
128522605 | Joshua Braun |
| A6 | Seattle United Seattle United B05 Tango B |
104162074 | Ellis Miyaoka |
| A7 | Harbor Soccer Club Harbor Premier B05/06 Green A |
n/a | Jason Jarrett |
| A8 | Wenatchee FC Wenatchee FC B05 Oyston |
n/a | Neil Oyston |
| A9 | Eastside F.C. Eastside F.C. B05/06 Bellevue B |
n/a | Peter Bull |
| A10 | Whatcom FC Rangers Whatcom FC Rangers B06 Gold |
128522006 | Noah Braun |
| A11 | Washington Premier FC Washington Premier FC B05 Black |
n/a | Stephen Mohn |
| A12 | Pacific Northwest Soccer Club PacNW B05 Maroon A |
n/a | Axel Flaten |
| A13 | Sound FC Sound FC B05/06A |
n/a | Shaun Warner |