| The Lackawanna County Electric City Trolley Station & Museum | Scranton, PA | www.ectma.org |
| Ladysmith Railway Museum | Ladysmith, BC | |
| Lahaina, Kaanapali, & Pacific R.R. | Lahaina, HI | www.sugarcanetrain.com |
| Lake Superior & Mississippi R.R. | Duluth, MN | www.lsmrr.org |
| Lake Superior Railroad Museum | Duluth, MN | www.lsrm.org |
| Lake Whatcom Ry. Co. | Acme, WA | www.lakewhatcomrailway.com |
| Laona & Northern Railroad | Laona, WI | www.lumberjacksteamtrain.com |
| Leadville, Colorado and Southern Railroad | Leadville, CO | www.leadville-train.com |
| Leatherstocking Railway Historical Society | Oneonta, NY | www.lrhs.com |
| Lehigh Gorge Scenic Railway | Jim Thorpe, PA | www.lgsry.com |
| Little River Railroad and Lumber Company | Townsend, TN | www.littleriverrailroad.org |
| Little River R.R. | Middlebury, IN | www.littleriverrailroad.com |
| Lomita Railroad Museum | Lomita, CA | www.lomita-rr.org |
| Lookout Mountain Incline Railway | Lookout Mountain, TN | www.ridetheincline.com |
