| ID | | City | | Name |
|---|
| 74S | | Anacortes | | Anacortes Airport |
| KAWO | | Arlington | | Arlington Municipal Airport |
| S50 | | Auburn | | Auburn Municipal Airport |
| 4W0 | | Bandera | | Bandera State Airport |
| W58 | | Battle Ground | | Cedars North Airport |
| W52 | | Battle Ground | | Goheen Airport |
| KBLI | | Bellingham | | Bellingham International Airport |
| KPWT | | Bremerton | | Bremerton National Airport |
| S97 | | Brewster | | Anderson Field Airport |
| KBVS | | Burlington/Mount Vernon | | Skagit Regional Airport |
| 1W1 | | Camas | | Grove Field Airport |
| 8S2 | | Cashmere | | Cashmere-Dryden Airport |
| KCLS | | Chehalis | | Chehalis-Centralia Airport |
| S10 | | Chelan | | Lake Chelan Airport |
| 1S9 | | Chewelah | | Chewelah Municipal Airport |
| C72 | | Clayton | | Cross Winds Airport |
| S93 | | Cle Elum | | Cle Elum Municipal Airport |
| 2W1 | | Cle Elum | | De Vere Field Airport |
| S94 | | Colfax | | Port of Whitman Business Air Center Airport |
| 00W | | Colfax | | Lower Granite State Airport |
| S95 | | College Place | | Martin Field Airport |
| 63S | | Colville | | Colville Municipal Airport |
| 3W5 | | Concrete | | Mears Field Airport |
| S16 | | Copalis | | Copalis State Airport |
| 1S2 | | Darrington | | Darrington Municipal Airport |
| 68S | | Davenport | | Davenport Airport |
| KDEW | | Deer Park | | Deer Park Airport |
| KESW | | Easton | | Easton State Airport |
| KORS | | Eastsound | | Orcas Island Airport |
| 2W3 | | Eatonville | | Swanson Field Airport |
| 3W7 | | Electric City | | Grand Coulee Dam Airport |
| KELN | | Ellensburg | | Bowers Field Airport |
| KEPH | | Ephrata | | Ephrata Municipal Airport |
| KPAE | | Everett | | Seattle Paine Field International Airport |
| S18 | | Forks | | Forks Airport |
| KFHR | | Friday Harbor | | Friday Harbor Airport |
| S20 | | Goldendale | | Goldendale Airport |
| 21W | | Greenwater | | Ranger Creek Airport |
| KHQM | | Hoquiam | | Bowerman Field Airport |
| 7W1 | | Ilwaco | | Port of Ilwaco Airport |
| S23 | | Ione | | Ione Municipal Airport |
| W09 | | Kahlotus | | Lower Monumental State Airport |
| KKLS | | Kelso | | Southwest Washington Regional Airport |
| S36 | | Kent | | Norman Grier Field Airport |
| W10 | | Langley | | Whidbey Air Park |
| 69S | | Laurier | | Avey Field Airport |
| 27W | | Leavenworth | | Lake Wenatchee State Airport |
| 0S0 | | Lind | | Lind Airport |
| S31 | | Lopez | | Lopez Island Airport |
| 38W | | Lynden | | Lynden Municipal Airport/Jansen Field |
| 8W3 | | Mansfield | | Mansfield Airport |
| M94 | | Mattawa | | Desert Aire Regional Airport |
| W12 | | Mazama | | Lost River Airport |
| 70S | | Mead | | Mead Flying Service Airport |
| 09S | | Metaline Falls | | Sullivan Lake State Airport |
| W16 | | Monroe | | First Air Field |
| 39P | | Morton | | Strom Field Airport |
| KMWH | | Moses Lake | | Grant County International Airport |
| W20 | | Moses Lake | | Moses Lake Municipal Airport |
| KOKH | | Oak Harbor | | Delaurentis Airport |
| W04 | | Ocean Shores | | Ocean Shores Municipal Airport |
| 43D | | Odessa | | Odessa Municipal Airport |
| S35 | | Okanogan | | Okanogan Legion Airport |
| KOLM | | Olympia | | Olympia Regional Airport |
| 44T | | Olympia | | Hoskins Field Airport |
| KOMK | | Omak | | Omak Airport |
| 0S7 | | Oroville | | Dorothy Scott International Airport |
| S70 | | Othello | | Othello Municipal Airport |
| 55S | | Packwood | | Packwood Airport |
| KPSC | | Pasco | | Tri-Cities Airport |
| 1RL | | Point Roberts | | Point Roberts Airpark |
| KCLM | | Port Angeles | | William R Fairchild International Airport |
| 0S9 | | Port Townsend | | Jefferson County International Airport |
| S40 | | Prosser | | Prosser Airport |
| KPUW | | Pullman/Moscow | | Pullman/Moscow Regional Airport |
| KPLU | | Puyallup | | Pierce County Airport/Thun Field |
| KUIL | | Quillayute | | Quillayute Airport |
| 80T | | Quincy | | Quincy Municipal Airport |
| KRNT | | Renton | | Renton Municipal Airport |
| R49 | | Republic | | Ferry County Airport |
| KRLD | | Richland | | Richland Airport |
| 4S6 | | Rimrock | | Tieton State Airport |
| 33S | | Ritzville | | Pru Field Airport |
| 8W9 | | Rochester | | R & K Skyranch Airport |
| 72S | | Rosalia | | Rosalia Municipal Airport |
| KBFI | | Seattle | | Boeing Field/King County International Airport |
| KSEA | | Seattle | | Seattle-Tacoma International Airport |
| 11S | | Sekiu | | Sekiu Airport |
| W28 | | Sequim | | Sequim Valley Airport |
| KSHN | | Shelton | | Sanderson Field Airport |
| 8W5 | | Silverdale | | Apex Airpark |
| S88 | | Skykomish | | Skykomish State Airport |
| S43 | | Snohomish | | Harvey Field Airport |
| 2S9 | | South Bend (Raymond) | | Willapa Harbor Airport |
| 3B8 | | Spanaway | | Shady Acres Airport |
| KGEG | | Spokane | | Spokane International Airport |
| KSFF | | Spokane | | Felts Field Airport |
| 13W | | Stanwood | | Camano Island Airfield |
| 16W | | Starbuck | | Little Goose Lock and Dam Airport |
| 6S9 | | Stehekin | | Stehekin State Airport |
| 1S5 | | Sunnyside | | Sunnyside Municipal Airport |
| KTIW | | Tacoma | | Tacoma Narrows Airport |
| 73S | | Tekoa | | Willard Field Airport |
| KTDO | | Toledo | | Ed Carlson Memorial Field/South Lewis County Airport |
| W01 | | Tonasket | | Tonasket Municipal Airport |
| 2S0 | | Twisp | | Twisp Municipal Airport |
| KVUO | | Vancouver | | Pearson Field Airport |
| W56 | | Vancouver | | Fly For Fun Airport |
| 2S1 | | Vashon | | Vashon Municipal Airport |
| KALW | | Walla Walla | | Walla Walla Regional Airport |
| 2S4 | | Warden | | Warden Airport |
| 2S5 | | Waterville | | Waterville Airport |
| KEAT | | Wenatchee | | Pangborn Memorial Airport |
| 14S | | Westport | | Westport Airport |
| 2S8 | | Wilbur | | Wilbur Airport |
| 5W1 | | Wilson Creek | | Wilson Creek Airport |
| S52 | | Winthrop | | Methow Valley State Airport |
| W27 | | Woodland | | Woodland State Airport |
| KYKM | | Yakima | | Yakima Air Terminal/McAllister Field |
