| King County | 53033 | 64 | 53033000101, 53033027100, 53033011002, 53033009200, 53033027500 |
| Snohomish County | 53061 | 27 | 53061052905, 53061041814, 53061041812, 53061041905, 53061041809 |
| Pierce County | 53053 | 23 | 53053061501, 53053061601, 53053940006, 53053071704, 53053071808 |
| Spokane County | 53063 | 20 | 53063000202, 53063002501, 53063002502, 53063002000, 53063011104 |
| Yakima County | 53077 | 13 | 53077001201, 53077940008, 53077001503, 53077002003, 53077000100 |
| Franklin County | 53021 | 7 | 53021020404, 53021020402, 53021020202, 53021020102, 53021020300 |
| Whatcom County | 53073 | 7 | 53073000302, 53073000600, 53073001000, 53073000903, 53073001204 |
| Clark County | 53011 | 6 | 53011041203, 53011041600, 53011042300, 53011042700, 53011041005 |
| Cowlitz County | 53015 | 5 | 53015000502, 53015000601, 53015002100, 53015001100, 53015980000 |
| Skagit County | 53057 | 5 | 53057952301, 53057952500, 53057952200, 53057951501, 53057952404 |
| Thurston County | 53067 | 4 | 53067011200, 53067010520, 53067012223, 53067010510 |
| Benton County | 53005 | 3 | 53005011201, 53005011202, 53005010902 |
| Whitman County | 53075 | 3 | 53075000100, 53075000602, 53075000601 |
| Grant County | 53025 | 3 | 53025010800, 53025011403, 53025011102 |
| Kittitas County | 53037 | 2 | 53037975404, 53037975600 |
| Grays Harbor County | 53027 | 2 | 53027001200, 53027940000 |
| Clallam County | 53009 | 2 | 53009001000, 53009002100 |
| Kitsap County | 53035 | 2 | 53035090501, 53035081000 |
| Okanogan County | 53047 | 2 | 53047970302, 53047970601 |
| Adams County | 53001 | 2 | 53001950500, 53001950302 |
| Lewis County | 53041 | 1 | 53041970300 |
| Chelan County | 53007 | 1 | 53007961002 |
| Jefferson County | 53031 | 1 | 53031950603 |
| Walla Walla County | 53071 | 1 | 53071920701 |
| Mason County | 53045 | 1 | 53045960800 |