Defunct railroads
- Central Wisconsin Railroad
- Chicago and Northwestern (CNW)
- Chicago and Tomah Railroad
- Chicago and Wisconsin Midland Railroad
- Chicago, Burlington and Quincy Railroad (CBQ)
- Chicago Great Western Railroad (CGW)
- Chicago, Madison and Northern Railroad — 1886–1889
- Chicago, Madison and Northern Railway (CMN) — 1976–1982
- Chicago, North Shore and Milwaukee Railroad (North Shore Line)
- Chicago, Wisconsin and Minnesota Railroad
- Duluth, South Shore and Atlantic Railway
- Fox River Valley Railroad (FRV)
- Fox Valley and Western Railroad (FVW)
- Freeport, Dodgeville and Northern Railroad
- Galena and Southern Wisconsin Railroad
- Grand Trunk Western (GTW)
- Great Northern Railway (GN)
- Green Bay and Western (GBW)
- I&M Rail Link (IMRL)
- Illinois Central (IC)
- Illinois Central Gulf (ICG)
- Kickapoo Valley and Northern Railway
- Milwaukee and Lake Winnebago Railroad
- Milwaukee and Northern Railroad
- Milwaukee, Dexterville and Northern Railway
- Milwaukee Road (MILW)
- Mineral Point and Northern Railroad
- Mineral Point Railroad
- Northern Pacific Railway (NP)
- Pecatonica and Mississippi Railroad
- Soo Line (SOO)
- Sugar River Valley Railroad
- Wisconsin and Calumet Railroad (WICT)
- Wisconsin and Chippewa Railroad — 1891–1898
- Wisconsin and Michigan Railroad
- Wisconsin and Minnesota Railroad
- Wisconsin and Northern Railroad
- Wisconsin and Superior Railroad
- Wisconsin Central (WC)
- Wisconsin, Iowa and Nebraska Railway
- Wisconsin, Michigan and Northern Railway
- Wisconsin Midland Railroad
- Wisconsin, Minnesota and Pacific Railroad
- Wisconsin Northern Railroad
- Wisconsin Northwestern Railway
- Wisconsin, Pittsville and Superior Railroad
- Wisconsin, Sault Ste. Marie and Mackinac Railway
- Wisconsin, Sault Ste. Marie and Marquette
- Wisconsin Union Railroad
- Wisconsin Valley Railroad
- Wisconsin Western Railroad
References
