Colorado Midland Railway (16 Tunnels)
EBT Wrays Hill Tunnel (Coles, PA)
EBT Sideling Hill Tunnel (Fairview, PA)
Sand Patch Tunnel (Sand Patch, PA)
Penobscot Mountain Tunnel (Nuangola, PA)
Crozet's Blue Ridge Tunnel (Afton, VA)
Greenwood Tunnel (Greenwood, VA)
New Hamburg Tunnel (New Hamburg, NY)
B&O Parkersburg Branch (13 Tunnels in WV)
Nehalem Divide Tunnel (Scappoose, OR)
Virginia & Truckee Tunnel #3 (Gold Hill, NV)
Cazenovia Tunnel (Cazenovia, NY)
Ocean Shore Railroad (5 Creek Tunnels in CA)
Pennsylvania Coal Co.Tunnel (Mt. Cobb, PA)
Buck Mountain Coal Co. Tunnel (Rockport, PA)
Haskell Pass Tunnel (Kalispell, MT)
High View Tunnel (High View, NY)
Fallsburg Tunnel (South Fallsburg, NY)
Northfield Tunnel (Merrickville, NY)
Negro Mountain Tunnel (Somerset, PA)
Conococheague Mountain Tunnel (PA)
Lofty Tunnel (Lofty, PA)
Wheeling Bridge & Terminal (3 in Wheeling, WV)
Clarion River Tunnels (2 in Clarion, PA)
Grimms Bridge Tunnel (Grimms Bridge, OH)
Manunka Chunk Tunnel (Manunka Chunk, NJ)
Oxford Tunnel aka Van Nest Gap (Oxford, NJ)
Allegheny Valley Low Grade Tunnels (3 in PA)
East Brady Tunnel (Philipston, PA)
Turn Hole Tunnel (Jim Thorpe, PA)
Shepaug Tunnel (Washington, CT)
Phipps Tunnel (Holliston, MA)
Lewisburg & Tyrone Railroad Tunnels (2 in PA)
Carr's Tunnel (Donohoe, PA)
Bakerstown Tunnel (Bakerstown, PA)
P&W Zeno Tunnel (Evans City, PA)
Lake Shore Railroad Tunnel (Oil City, PA)
Point Rock Tunnel (Columbia, PA)
Dunderberg Spiral Railway (Jones Point, NY)
Clinton Tunnel (Clinton, MA)
Royersville Tunnel (Royersville, OH)
Campbells Tunnel (Radcliff, OH)
Moonville Tunnel (Moonville, OH)
King's Tunnel No. 4 (Mineral, OH)
Rollins Pass Tunnels (2 near Winter Park, CO)
Alpine Tunnel (Pitkin, CO)
Hempfield Railroad Tunnels (5 in WV & PA)
Howard Tunnel (York, PA)
