Names
- Michigan Electric Railway Company.1
- Michigan Railway Company (1914-1921)1
- Michigan Southern and Northern Indiana Railroad Company.1
- Mineral Range Railroad Company.1
- Mitchell Bros. Company.1
- Monongahela Railway Company1
- Moore, Park & Sharp.1
- Mount Washington Railway Company.1
- Munising Railway Company.1
- Muskegon, Grand Rapids and Indiana Railroad Company.1
- Nahma & Northern Railroad.1
- New York Central Railroad Company1
- Norfolk and Western Railway Company.1
- North Park Railway Company.1
- Northern Central Railway Company1
- Northern Michigan Traction Company.1
- Ohio and Michigan Sand and Gravel Company.1
- Paris & Pere Marquette River Railroad Company.1
- Peerless Portland Cement Company.1
- Penn Central Transportation Company.1