| State/territory
|
Railway
|
| Alabama
|
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| Arizona
|
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| Arkansas
|
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| California
|
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| Colorado
|
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| Connecticut
|
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| Florida
|
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| Georgia
|
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| Illinois
|
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| Indiana
|
- Hesston Steam Museum (dual-gauge lines with 3 ft (914 mm) gauge track also present) (separate 14 in (356 mm) gauge railway and separate 7+1⁄2 in (190.5 mm) gauge railway also present) (operating)
|
| Kentucky
|
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| Louisiana
|
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| Maine
|
|
| Massachusetts
|
|
| Michigan
|
- Tauber Family Railroad (located in Detroit Zoo) (operating)
- Toonerville Trolley[2] in Soo Junction (operating)
|
| Minnesota
|
- Lake Region Threshers Show Dalton MN (600 mm / 1 ft 11+5⁄8 in gauge) (operating)[3]
|
| Missouri
|
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| Nebraska
|
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| Nevada
|
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| New Hampshire
|
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| New Jersey
|
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| New Mexico
|
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| New York
|
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| North Carolina
|
|
| Ohio
|
- J&L Narrow Gauge Railroad[7] (located in Youngstown Steel Heritage) (operating)
|
| Oregon
|
|
| Pennsylvania
|
|
| Texas
|
|
| Utah
|
- Bingham Central Railway (defunct)[10]
- S&S Shortline Railroad Park & Museum[11] (separate 7+1⁄2 in (190.5 mm) gauge railway also present) (operating)
- Wild Kingdom Train (located in Lagoon) (separate 2 ft (610 mm) gauge railway named Pioneer Village Railroad and two separate 12 in (305 mm) gauge railways, the more recent one being named Lagoon Miniature Railway, previously present) (operating)
|
| Virginia
|
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| Washington
|
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