Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| BOEING EMPLOYEES | TUKWILA, WA | 01-01-1935 | $29,622,757 | CU |
| WaFd Bank | Seattle, WA | 01-01-1917 | $27,577,403 | BK |
| Banner Bank | Walla Walla, WA | 01-01-1890 | $16,586,212 | BK |
| Washington Trust Bank | Spokane, WA | 11-03-1902 | $10,536,386 | BK |
| Heritage Bank | Olympia, WA | 01-01-1927 | $8,424,258 | BK |
| GESA | RICHLAND, WA | 01-01-1953 | $6,821,694 | CU |
| SPOKANE TEACHERS | LIBERTY LAKE, WA | 01-01-1934 | $6,380,962 | CU |
| Coastal Community Bank | Everett, WA | 04-01-1997 | $5,452,231 | BK |
| WASHINGTON STATE EMPLOYEES | OLYMPIA, WA | 01-01-1957 | $5,088,771 | CU |
| NUMERICA | Spokane Valley, WA | 01-01-1937 | $4,321,682 | CU |
| PEAK | OLYMPIA, WA | 01-01-1938 | $4,247,214 | CU |
| SOUND | Tacoma, WA | 01-01-1940 | $3,403,159 | CU |
| WHATCOM EDUCATIONAL | Bellingham, WA | 01-01-1936 | $3,397,532 | CU |
| 1st Security Bank of Washington | Mountlake Terrace, WA | 04-01-2004 | $3,178,672 | BK |
| HARBORSTONE | TACOMA, WA | 01-01-1955 | $3,134,126 | CU |