Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Whole Earth Montessori School | School | 57 | Snohomish | 47 47 26 N | 122 11 23 W |
| William Winlock Miller High School | School | 57 | Thurston | 47 01 04 N | 122 53 03 W |
| Borst Lake Dam | Dam | 56 | Lewis | 46 43 23 N | 122 58 40 W |
| Borst Park Interchange | Crossing | 56 | Lewis | 46 43 38 N | 122 58 37 W |
| Brick Wagner Park | Park | 56 | Lewis | 46 42 57 N | 122 58 12 W |
| Bunker Hill Grange | Building | 56 | Cowlitz | 46 12 58 N | 123 07 54 W |
| Centralia Christian School | School | 56 | Lewis | 46 43 09 N | 122 58 10 W |
| Centralia Community College | School | 56 | Lewis | 46 42 57 N | 122 57 38 W |
| Centralia Rifle Club | Building | 56 | Lewis | 46 43 35 N | 122 58 41 W |
| Chehalis Junction | Locale | 56 | Lewis | 46 38 55 N | 122 58 12 W |
| Chehalis-Centralia Airport | Airport | 56 | Lewis | 46 40 35 N | 122 58 45 W |
| Cougar Flat | Flat | 56 | Lewis | 46 24 12 N | 123 01 21 W |
| Cove | Populated Place | 56 | King | 47 27 07 N | 122 30 28 W |
| Cowlitz Trout Hatchery | Locale | 56 | Lewis | 46 29 14 N | 122 43 26 W |
| David Lake Dam | Dam | 56 | Kitsap | 47 31 59 N | 122 33 10 W |
| Edgemoor | Populated Place | 56 | Whatcom | 48 42 29 N | 122 30 30 W |
| Essex | Populated Place | 56 | Thurston | 46 48 14 N | 123 00 23 W |
| Fairview Junior High School | School | 56 | Kitsap | 47 37 57 N | 122 39 55 W |
| Feriton | Populated Place | 56 | King | 47 40 09 N | 122 11 52 W |
| Foulweather Bluff | Cliff | 56 | Kitsap | 47 56 22 N | 122 36 46 W |
| Grays Harbor Community Hospital | Hospital | 56 | Grays Harbor | 46 58 44 N | 123 50 48 W |
| Greenwood Memorial Park | Cemetery | 56 | Lewis | 46 44 13 N | 122 59 01 W |
| Harry Osborne Picnic Area | Locale | 56 | King | 47 38 46 N | 122 02 20 W |
| Haynie | Locale | 56 | Whatcom | 48 58 17 N | 122 38 12 W |
| Hillside Cemetery | Cemetery | 56 | King | 47 31 47 N | 122 02 44 W |
| Holy Family School | School | 56 | Thurston | 47 01 25 N | 122 47 26 W |
| Jefferson Lincoln Elementary School | School | 56 | Lewis | 46 42 22 N | 122 57 48 W |
| John R Rogers Elementary School | School | 56 | Clark | 45 38 08 N | 122 38 17 W |
| Jordan | Populated Place | 56 | Snohomish | 48 08 52 N | 122 02 14 W |
| Lacamas and Round Lakes Upper Dam | Dam | 56 | Clark | 45 36 05 N | 122 24 16 W |
| Lacamas Lake | Reservoir | 56 | Clark | 45 36 05 N | 122 24 16 W |
| Lake David | Reservoir | 56 | Kitsap | 47 31 59 N | 122 33 10 W |
| Laurelhurst Park | Park | 56 | King | 47 39 35 N | 122 16 41 W |
| Lebam Elementary School | School | 56 | Pacific | 46 33 43 N | 123 33 37 W |
| Lewis County Seventh Day Adventist School | School | 56 | Lewis | 46 39 41 N | 123 00 49 W |
| Lincoln Elementary School | School | 56 | Skagit | 48 24 54 N | 122 19 42 W |
| Maryhill | Populated Place | 56 | Klickitat | 45 41 13 N | 120 48 49 W |
| Maryhill Post Office (historical) | Post Office | 56 | Klickitat | 45 41 13 N | 120 48 49 W |
| National Avenue Interchange | Crossing | 56 | Lewis | 46 40 32 N | 122 58 33 W |
| New Century High School | School | 56 | Thurston | 47 00 26 N | 122 48 00 W |
| Olympia Substation | Locale | 56 | Thurston | 47 00 03 N | 122 57 13 W |
| Olympic Memorial Garden Cemetery | Cemetery | 56 | Thurston | 46 59 49 N | 122 55 18 W |
| Orrs Pond | Reservoir | 56 | Island | 47 58 05 N | 122 21 41 W |
| Orrs Pond Dam | Dam | 56 | Island | 47 58 05 N | 122 21 41 W |
| Royal Oaks Country Club | Locale | 56 | Clark | 45 38 57 N | 122 34 34 W |
| Saint Marys School | School | 56 | Lewis | 46 43 10 N | 122 57 42 W |
| San Juan County | Civil | 56 | San Juan | 48 33 59 N | 122 58 05 W |
| Seabold | Populated Place | 56 | Kitsap | 47 42 02 N | 122 33 26 W |
| Seattle Waldorf School | School | 56 | King | 47 42 04 N | 122 17 54 W |
| Skagit Valley Junior College | School | 56 | Skagit | 48 25 27 N | 122 19 42 W |
| South Park Village Center | Locale | 56 | Kitsap | 47 30 58 N | 122 35 39 W |
| Stan Hedwall Park | Park | 56 | Lewis | 46 38 28 N | 122 57 50 W |
| State Route Six Interchange | Crossing | 56 | Lewis | 46 39 37 N | 122 58 42 W |
| Thirtieth Street Interchange | Crossing | 56 | Lewis | 46 38 46 N | 122 57 32 W |
| Timberline High School | School | 56 | Thurston | 47 00 26 N | 122 48 00 W |
| Tulare Beach | Populated Place | 56 | Snohomish | 48 06 06 N | 122 20 36 W |
| Washington Elementary School | School | 56 | Lewis | 46 42 31 N | 122 57 12 W |
| Washington Lawn Cemetery | Cemetery | 56 | Lewis | 46 43 15 N | 122 57 49 W |
| Woodin Elementary School | School | 56 | King | 47 46 06 N | 122 09 03 W |
| Arlington High School | School | 55 | Snohomish | 48 11 28 N | 122 07 20 W |
| Blaine Junior High School | School | 55 | King | 47 38 34 N | 122 24 00 W |
| Bush Prairie | Flat | 55 | Thurston | 46 59 39 N | 122 55 26 W |
| Camp Lagoon | Locale | 55 | Island | 48 13 25 N | 122 31 56 W |
| Central Valley | Populated Place | 55 | Kitsap | 47 39 47 N | 122 38 60 W |
| Cooper-Boren Elementary School | School | 55 | King | 47 33 50 N | 122 21 46 W |
| Crestwoods Park | Park | 55 | King | 47 41 25 N | 122 11 44 W |
| Eagle Creek Elementary School | School | 55 | Snohomish | 48 11 46 N | 122 06 43 W |
| Fords Prairie | Populated Place | 55 | Lewis | 46 44 06 N | 122 59 20 W |
| Fords Prairie Elementary School | School | 55 | Lewis | 46 44 07 N | 122 59 11 W |
| Garfield Elementary School | School | 55 | Thurston | 47 02 50 N | 122 55 09 W |
| Happy Valley Elementary School | School | 55 | Whatcom | 48 43 20 N | 122 29 06 W |
| Haynie Community Hall | Locale | 55 | Whatcom | 48 58 18 N | 122 38 13 W |
| Hillcrest Elementary School | School | 55 | Island | 48 18 06 N | 122 40 37 W |
| Hoh Ox Bow Campground | Locale | 55 | Jefferson | 47 48 41 N | 124 15 01 W |
| Jefferson Elementary School | School | 55 | Clallam | 48 06 28 N | 123 26 19 W |
| KCED-FM (Centralia) | Tower | 55 | Lewis | 46 42 55 N | 122 57 52 W |
| Kennard Corner | Populated Place | 55 | Snohomish | 47 49 12 N | 122 12 27 W |
| Kirkland | Populated Place | 55 | King | 47 40 53 N | 122 12 31 W |
| KITI-AM (Centralia-Chehalis) | Tower | 55 | Lewis | 46 42 07 N | 122 56 02 W |
| KITI-AM (Centralia-Chehalis) | Tower | 55 | Lewis | 46 42 07 N | 122 56 02 W |
| KITZ-AM (Silverdale) | Tower | 55 | Kitsap | 47 37 44 N | 122 39 57 W |
| Laurelhurst | Populated Place | 55 | King | 47 39 48 N | 122 16 37 W |
| Lebam | Populated Place | 55 | Pacific | 46 33 32 N | 123 32 57 W |
| Long Lake | Lake | 55 | Thurston | 47 01 05 N | 122 46 22 W |
| Lord Hill | Summit | 55 | Snohomish | 47 52 30 N | 122 03 29 W |
| Lower Hoh Fire Camp | Locale | 55 | Jefferson | 47 46 50 N | 124 15 24 W |
| Manette Penninsula | Bar | 55 | Kitsap | 47 53 42 N | 122 33 27 W |
| Mountain View Cemetery | Cemetery | 55 | Lewis | 46 43 43 N | 122 59 08 W |
| Northrup Interchange | Crossing | 55 | King | 47 37 57 N | 122 11 15 W |
| Oberholtzer Dam | Dam | 55 | San Juan | 48 28 17 N | 122 53 53 W |
| Palmer Lake | Lake | 55 | Pierce | 47 14 14 N | 122 47 47 W |
| Pan Terra Alternative School | School | 55 | Clark | 45 38 21 N | 122 36 54 W |
| Pioneer Middle School | School | 55 | Pierce | 47 10 09 N | 122 35 54 W |
| Point Roberts | Cape | 55 | Whatcom | 48 59 29 N | 123 03 23 W |
| Racoma | Locale | 55 | King | 47 23 11 N | 122 23 21 W |
| Rayville | Populated Place | 55 | Grays Harbor | 47 02 39 N | 123 19 03 W |
| Saint Georges School | School | 55 | King | 47 33 21 N | 122 18 59 W |
| Saint Lukes Hospital | Hospital | 55 | Whatcom | 48 44 39 N | 122 28 11 W |
| South Tacoma State Game Refuge | Park | 55 | Pierce | 47 11 19 N | 122 32 05 W |
| Sportsman Lake Dam | Dam | 55 | San Juan | 48 33 59 N | 123 03 59 W |
| Sportsmans Lake | Reservoir | 55 | San Juan | 48 33 59 N | 123 03 59 W |
| Striebels Corner | Populated Place | 55 | Kitsap | 47 48 17 N | 122 34 06 W |
| Sunshine | Locale | 55 | Pacific | 46 28 11 N | 123 56 10 W |
| Sylvester Middle School | School | 55 | King | 47 27 26 N | 122 20 24 W |
| Tivoli Island | Island | 55 | Clallam | 48 04 02 N | 124 38 20 W |
| Tumwater | Populated Place | 55 | Thurston | 47 00 26 N | 122 54 34 W |
| American Campsite | Locale | 54 | San Juan | 48 27 49 N | 123 01 13 W |
| Annie Wright School | School | 54 | Pierce | 47 16 04 N | 122 27 31 W |
| Artondale Elementary School | School | 54 | Pierce | 47 17 39 N | 122 37 16 W |
| Black Hills Community Hospital Heliport | Airport | 54 | Thurston | 47 02 36 N | 122 57 04 W |