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| District 1: | Top of Page |
| Agency | City | County |
|---|---|---|
| Cascade Valley Hospital | Arlington | Snohomish |
| Providence Regional Medical Center - Everett | Everett | Snohomish |
| PeaceHealth Peace Island Medical Center | Friday Harbor | San Juan |
| Swedish Edmonds | Edmonds | Snohomish |
| EvergreenHealth Monroe (Valley General Hospital) | Monroe | Snohomish |
| Everett Clinic | Everett | Snohomish |
| Kaiser Permanente Everett Medical Center | Everett | Snohomish |
| Kaiser Permanente Lynnwood Medical Center | Lynnwood | Snohomish |
| Snohomish Health District | Everett | Snohomish |
| Island County Hospital | Anacortes | Skagit |
| Skagit Valley Hospital | Mt. Vernon | Skagit |
| United General Hospital | Sedro-Wooley | Skagit |
| WhidbeyHealth Medical Center | Coupeville, W.I. | Island |
| PeaceHealth - St. Josephs Hospital | Bellingham | Whatcom |
| District 2: | Top of Page |
| Agency | City | County |
|---|---|---|
| Forks Community Hospital | Forks | Clallam |
| Olympic Memorial Hospital | Port Angeles | Clallam |
| Jefferson General Hospital | Port Townsend | Jefferson |
| CHI Franciscan - Harrison Med. Center-Bremerton | Bremerton | Kitsap |
| Naval Hospital - Bremerton | Bremerton | Kitsap |
| Central Kitsap Urgent Care Center (Still Active?) | Silverdale | Kitsap |
| Kaiser Permanente Port Orchard Medical Center | Port Orchard | Kitsap |
| Kaiser Permanente Silverdale Medical Center | Silverdale | Kitsap |
| District 3: | Top of Page |
| Agency | City | County |
|---|---|---|
| Grays Harbor Community Hospital | Aberdeen | Grays Harbor |
| Summit Pacific Medical Center | Elma | Grays Harbor |
| Ocean Beach Hospital | Ilwaco | Pacific |
| Willapa Harbor Hospital | South Bend | Pacific |
| Providence St. Peter Hospital | Olympia | Thurston |
| Capital Medical Center | Olympia | Thurston |
| Kaiser Permanente Olympia Medical Center | Olympia | Thurston |
| Providence Centralia Hospital | Centralia | Lewis |
| Morton General Hospital | Morton | Lewis |
| Mason General Hospital | Shelton | Mason |
| District 4: | Top of Page |
| Agency | City | County |
|---|---|---|
| Legacy Salmon Creek Medical Center | Vancouver | Clark |
| PeaceHealth Southwest Medical Center | Vancouver | Clark |
| PeaceHealth St. John Medical Center | Longview | Cowlitz |
| District 5: | Top of Page |
| Agency | City | County |
|---|---|---|
| Allenmore Hospital (Multicare) | Tacoma | Pierce |
| Good Samaritan Hospital (Multicare) | Puyallup | Pierce |
| Madigan Army Medical Center | Ft. Lewis | Pierce |
| Mary Bridge Children's Hospital (Multicare) | Tacoma | Pierce |
| CHI Franciscan St. Anthony Hospital | Gig Harbor | Pierce |
| CHI Franciscan St. Clare Hospital | Lakewood | Pierce |
| CHI Franciscan St. Joseph Medical Center | Tacoma | Pierce |
| Tacoma General Hospital (Multicare) | Tacoma | Pierce |
| VA Puget Sound Healthcare | American Lake | Pierce |
| Western State Hospital | Lakewood | Pierce |
| CHI Franciscan System Healthcare Clinics | Multiple Locations | Pierce |
| Kaiser Permanente Tacoma Medical Center | Tacoma | Pierce |
| Multicare Clinics | Multiple Locations | Pierce |
| Tacoma - Pierce Co Health Department | Tacoma | Pierce |
| District 6: | Top of Page |