 | Seattle Messenger Cooperative | (206) 250-6349 | King, Snohomish, Skagit, Pierce, Thurston, Kitsap | 98101 | See Details | WA |
| Donald DeMers Investigations | (360) 792-6982 | Kitsap, Pierce, Jefferson, Thurston, King | 98310 | See Details | WA |
| Rooster Legal Services, LLC | (509) 742-0151 | Washington: Adams, Ferry, Grant, Lincoln, Pend Oreille, Spokane, Stevens, Whitman; Idaho: Benewah, Bonner,
Boundary, Kootenai, Latah | 99173 | See Details | WA |
| Hitz Legal Services | (360) 441-8138 | King, Snohomish | 98034 | See Details | WA |
 | Pronto Process | (509) 547-1122 | Benton, Franklin, Walla Walla | 99336 | See Details | WA |
| Gary's Process Service, Inc. | (425) 277-0302 | King, Pierce, Snohomish | 98057 | See Details | WA |
| Eclipse Process Service, LLC | (206) 418-6200 | King, Pierce, Snohomish, Thurston, Skagit, Lewis, Kitsap | 98198 | See Details | WA |
| Puget Sound Process Service™ | (425) 239-8145 | Snohomish, Skagit, Island | 98206 | See Details | WA |
| Brooks Investigations LLC | (509) 669-0096 | Washington | 98807 | See Details | WA |
 | Clearview Legal Services | (206) 751-9210 | King, Snohomish, Pierce, Thurston | 98102 | See Details | WA |
 | Valley Serve Co. | 3606314458 | Skagit, Whatcom, Snohomish, Island, and San Juan counties | 98284 | See Details | WA |
| Alliance Process Serving | (208) 416-9856 | Kootenai, Spokane | 99205 | See Details | WA |
 | Eastern Washington Attorney Services | (509) 327-7018 | Pend Oreille, Whitman, Stevens, Lincoln, Spokane | 99201 | See Details | WA |
 | Harper & Associates LLC | (270) 551-5160 | Warren, Allen, Simpson, Logan, Butler, Edmonson, Barren, Hart, Todd, | 42103 | See Details | WA |
 | Critical Services | (425) 314-5755 | Snohomish, Skagit, Island, Jefferson, Kitsap, Clallam | 98223 | See Details | WA |
 | Olympic Service Pros | (360) 477-3232 | Clallam | 98362 | See Details | WA |
 | Paper Monkey Legal Services | (509) 339-9881 | Washington: Adams, Asotin, Benton, Chelan, Columbia, Douglas, Ferry, Franklin, Garfield,
Grant, Kittitas, Klickitat, Lincoln, Okanogan, Pend-Oreille, Spokane, Stevens,
Walla Walla, Whitman, Yakima Idaho: Benewah, Bonner, Boundary, Clearwater, Idaho,,
| 99161 | See Details | WA |
 | Nationwide Process Service, Inc. | (503) 241-0636 | OREGON: Multnomah, Washington Clackamas, Marion, Columbia, Yamhill; WASHINGTON: Clar | 98660 | See Details | WA |
| Greyhound Legal.com | (206) 347-3522 | Pierce, King, Thurston, Kitsap, Lewis, Skagit, Snohomish | 98499 | See Details | WA |
| Gopher LLC dba SpokaneLegalServices.com | (509) 818-7842 | WA: Spokane, Lincoln, Adams, Whitman, Stevens, Pend Oreille, Ferry, Okanogan, Douglas; ID: Kootenai,
Bonner, Boundary, Benewah, Lata | 99201 | See Details | WA |
 | Titanium Legal Services, Inc. | (541) 313-6125 | Snohomish, King, Pierce, State of WASHINGTON | 98012 | See Details | WA |
 | Tracked N Solved Investigation Agency | 1-866-437-4087 | Nez perce county Idaho, Bonneville county Idaho, bannock county Idaho, Madison county Idaho, Bingham county Idaho, asotin county Washington, Garfield county Washington, Grant county Washington, kittitas county Washington, Mesa county Colorado, Montrose county Colorado, Garfield county Colorado. El Paso County Colorado(Colorado Springs, Colorado) | 83501 | See Details | CO, ID, WA |
 | Legal Couriers Yakima | (509) 453-1134 | Yakima, Kittitas | 98907 | See Details | WA |
 | Premier Investigations, LLC | (509) 438-0361 | Benton | 99352 | See Details | WA |
 | GC Process | (206) 388-9972 | Snohomish, King, Pierce, Thurston | 98102 | See Details | WA |
| Dowell, Amiee | (509) 679-2913 | Benton, Yakima, Franklin, Grant, Chelan, Douglas, Grant | 99352 | See Details | WA |
| Madigan Security Consulting & Investigations, Inc. | (206) 542-1640 | King, Snohomish, Pierce, Skagit, Whatcom, Thurston, Island, Kitsap, Spokane,
| 98020 | See Details | WA |
 | Skyway Process Services | (509) 800-7597 | King | 98166 | See Details | WA |
 | ECP Process Service | (360) 239-1770 | Pierce, Kitsap, Thurston, Lewis, Mason, Grays Harbor, Clark, Cowlit | 98541 | See Details | WA |
 | Sting Ray Legal Services, Inc. | (253) 358-6770 | King, Pierce, Snohomish, Skagit, Kitsap, Whatcom, Thurston, Lewis, Grays Harbor,
Cowlitz, Island, Clark, Island, Jefferson, Clalla | 98372 | See Details | WA |
| BVM Process | (360) 927-5988 | Kitsap, Mason, Pierce, West of the Tacoma Narrows Bridge | 98366 | See Details | WA |
| Kathryn Fisher | (530) 394-8193 | Walla Walla, Columbia, Garfield, Franklin, Asotin, Benton | 99362 | See Details | WA |
| Process Service, LLC | (206) 334-6864 | Nationwide | 98036 | See Details | WA |
| Willapa Paper Service | (360) 942-5580 | Pacific, Grays Harbor | 98577 | See Details | WA |
 | Judicial Express Delivery LLC | (509) 301-6249 | Walla Walla, Franklin, Benton, Columbia | 99362 | See Details | WA |
| Speedy Services, LLC | 253-228-0014 | Pierce, King | 989391 | See Details | WA |
| Washington Court Services | (253) 474-0879 | Pierce, Kitsap, King, Thurston | 98409 | See Details | WA |
| Rock Solid Legal Support, Inc. | (253) 682-1230 | Pierce, King, Thurston, Kitsap | 98418 | See Details | WA |
| Seattle Legal Messenger Services | (800) 555-6650 | King, Pierce, Snohomish, Thurston, Whatcom; State of WASHINGTO | 98406 | See Details | WA |
| 123EZLEGAL LLC | (423) 504-1189 | Jefferson, San Juan, Whatcom, Island | 98277 | See Details | WA |
 | WA Pro Se | | Snohomish, King, Island, Kitsap | 98020 | See Details | WA |
 | Resilient Process Servers, LLC | (206) 400-7754 | Pierce, King, Thurston, Snohomish | 98121 | See Details | WA |
| Showers Private Investigation Agency, LLC | (425) 492-4961 | King, Snohomish | 98012 | See Details | WA |
| Leet, Jeffrey R. | (859) 618-2799 | State of Kentucky | 40517 | See Details | WA |