| Union Pacific | Ayer Subdivision | 46.74807 | -118.12104 | 72 |
| BNSF Railway | Bellingham Subdivision | 48.42257 | -122.48262 | 40 |
| BNSF Railway | Cherry Point Subdivision | 48.90221 | -122.70618 | 5 |
| BNSF Railway | Columbia River Subdivsion | 47.26566 | -120.70986 | 170 |
| BNSF Railway | Kettle Falls Subdivision | 48.18107 | -117.67808 | 33 |
| BNSF Railway | Lakeside Subdivision | 47.02588 | -118.45063 | 65 |
| BNSF Railway | Scenic Subdivsion | 47.78028 | -121.30356 | 53 |
| BNSF Railway | Seattle Subdivison | 46.58563 | -122.52854 | 70 |
| Union Pacific | Seattle Subdivison | 46.61239 | -122.52656 | 70 |
| Union Pacific | Spokane Subdivison | 47.69136 | -117.26071 | 10 |
| BNSF Railway | Stampede Subdivision | 47.03303 | -121.69907 | 55 |
| BNSF Railway | Sumas Subdivision | 48.73824 | -122.25762 | 18 |
| Union Pacific | Yakima Subdivison | 46.13516 | -118.93362 | 5 |
| BNSF Railway | Yakima Valley Subdivsion | 46.34348 | -119.86985 | 37 |
| Tacoma Rail | Capital Division | 47.13199 | -122.65862 | 15 |
| Tacoma Rail | Mountain Division | 47.24585 | -121.92528 | 26 |
| Ballard Terminal Railroad | Operations | 47.67569 | -122.38626 | 1 |
| Puget Sound Pacific Railroad | Operations | 46.71621 | -122.9543 | 8 |
| Columbia Basin Railroad | Operations | 46.9656 | -119.02939 | 20 |
| Port of Benton Railroad | Operations | 46.282 | -119.27488 | 3 |
| Kettle Falls International Railway | Operations | 48.61074 | -118.05582 | 10 |
| Tacoma Rail | Tidelands Division | 47.25409 | -122.40233 | 2 |
| Northwest Railway Museum | Operations | 47.52812 | -121.82452 | 2 |
| Mount Rainier Scenic Railroad | Operations | 46.74084 | -122.1945 | 5 |
| Columbia Rail Group | Columbia - Walla Walla Railroad | 46.068 | -118.367 | 40 |
| Washington Eastern Railroad | Operations | 47.57294 | -117.68216 | 25 |
| Pend Orielle Valley Railroad | Operations | 48.31379 | -117.27966 | 25 |
| Cascade Columbia River Railroad | Operations | 48.41099 | -119.52755 | 25 |
| Columbia Rail Group | Port of Royal Slope | 46.852 | -119.434 | 15 |
| Columbia Rail Group | Yakima Central Railroad | 46.381 | -120.556 | 15 |
