WAC 434-324-020
WAC 434-324-020. County codes
All auditors shall use the following system of two character codes for designating the county in which the voter is registered:
(1) Adams: AD;
(2) Asotin: AS;
(3) Benton: BE;
(4) Chelan: CH;
(5) Clallam: CM;
(6) Clark: CR;
(7) Columbia: CU;
(8) Cowlitz: CZ;
(9) Douglas: DG;
(10) Ferry: FE;
(11) Franklin: FR;
(12) Garfield: GA;
(13) Grant: GR;
(14) Grays Harbor: GY;
(15) Island: IS;
(16) Jefferson: JE;
(17) King: KI;
(18) Kitsap: KP;
(19) Kittitas: KS;
(20) Klickitat: KT;
(21) Lewis: LE;
(22) Lincoln: LI;
(23) Mason: MA;
(24) Okanogan: OK;
(25) Pacific: PA;
(26) Pend Oreille: PE;
(27) Pierce: PI;
(28) San Juan: SJ;
(29) Skagit: SK;
(30) Skamania: SM;
(31) Snohomish: SN;
(32) Spokane: SP;
(33) Stevens: ST;
(34) Thurston: TH;
(35) Wahkiakum: WK;
(36) Walla Walla: WL;
(37) Whatcom: WM;
(38) Whitman: WT; and
(39) Yakima: YA.