BELLEVUE & CASCADE RAILROAD

Burlington & Northwestern Narrow Gauge Railway part of BURLINGTON & NORTHWESTERN RAILWAY

BURLINGTON & NORTHWESTERN RAILWAY

BURLINGTON & WESTERN RAILWAY

Chicago Bellevue Cascade & Western Narrow Gauge Railroad part of BELLEVUE & CASCADE RAILROAD

Chicago Clinton Dubuque & Minnesota Railroad Cascade Branch part of BELLEVUE & CASCADE RAILROAD

Chicago Clinton Dubuque & Minnesota Railroad Waukon Branch part of WAUKON & MISSISSIPPI RAILROAD

Chicago Fort Madison & Des Moines Railway part of FORT MADISON & NORTH WESTERN RAILWAY

Chicago Milwaukee & St. Paul Railway Cascade Branch part of BELLEVUE & CASCADE RAILROAD

Chicago Milwaukee & St. Paul Railway Waukon Branch part of WAUKON & MISSISSIPPI RAILROAD

Chicago Milwaukee St. Paul & Pacific Railroad Cascade Branch part of BELLEVUE & CASCADE RAILROAD

Chicago Milwaukee St. Paul & Pacific Railroad Waukon Branch part of WAUKON & MISSISSIPPI RAILROAD

CONSOLIDATED COAL COMPANY RAILROAD

CROOKED CREEK RAILWAY & COAL COMPANY

Des Moines & Kansas City Railway part of DES MOINES OSCEDA & SOUTHERN RAILROAD

DES MOINES & MINNEAPOLIS RAILROAD

Des Moines & Minnesota Railroad part of DES MOINES & MINNEAPOLIS RAILROAD

Des Moines & Northern Railroad part of ST. LOUIS DES MOINES & NORTHERN RAILWAY

Des Moines & Northwestern Railway part of DES MOINES NORTH WESTERN RAILROAD

Des Moines Adel & Western Railroad part of DES MOINES NORTH WESTERN RAILROAD

DES MOINES NORTH WESTERN RAILROAD

Des Moines Northern & Western Railway part of DES MOINES NORTH WESTERN RAILROAD; ST. LOUIS DES MOINES & NORTHERN RAILWAY

DES MOINES OSCEDA & SOUTHERN RAILROAD (also MISSOURI)

DuPont de Nemours Company Railroad see IOWA POWDER MILL RAILROAD

FARMERS UNION RAILROAD

FERGUSON CONTRACTING COMPANY RAILROAD

FORT DODGE & FORT RIDGELEY RAILROAD

Fort Madison & North Western Narrow Gauge Railway part of FORT MADISON & NORTH WESTERN RAILWAY

FORT MADISON & NORTH WESTERN RAILWAY

Fort Madison & North Western Railway Construction Company part of FORT MADISON & NORTH WESTERN RAILWAY

Fort Madison Oskaloosa & North Western Railway part of FORT MADISON & NORTH WESTERN RAILWAY

Iowa & Minnesota Railway part of DES MOINES & MINNEAPOLIS RAILROAD

IOWA EASTERN RAILROAD

IOWA POWDER MILL RAILROAD

JASPER COUNTY MINING AND RAILROAD COMPANY

KEELING (J.) COMPANY RAILROAD

KITTLE & COMPANY RAILROAD

MCDOUGALL & YALE CONSTRUCTION COMPANY RAILROAD

McGregor & Des Moines Railroad part of IOWA EASTERN RAILROAD

OTTUMWA IRON WORKS RAILROAD

St. Louis Des Moines & Northern Railroad part of ST. LOUIS DES MOINES & NORTHERN RAILWAY

ST. LOUIS DES MOINES & NORTHERN RAILWAY

ST. LOUIS KEOSAUQUA & ST. PAUL RAILROAD

UNION COAL & MINING COMPANY RAILROAD

WAUKON & MISSISSIPPI RAILROAD

Winston Brothers & Dear Company Railroad see WINSTON BROTHERS COMPANY RAILROAD

WINSTON BROTHERS COMPANY RAILROAD

Winston Dear Company Railroad see WINSTON BROTHERS COMPANY RAILROAD

WOOLSEY CONSTRUCTION COMPANY RAILROAD