Railroad Transportation Service Companies
| Intermountain Railway Co (Longmont, CO)
Primarily Serving: Boulder, CO - Broomfield, CO - Loveland, CO - Thornton, CO |
| Iowa Chicago & Eastern Rlrd (Sioux Falls, SD)
Primarily Serving: Sioux City, IA - Omaha, NE - Council Bluffs, IA - Bellevue, NE |
| Iowa Northern Railway (Greene, IA)
Primarily Serving: Waterloo, IA - Ames, IA - Rochester, MN - Cedar Rapids, IA |
| Iowa Northern Railway Co (Waterloo, IA)
Primarily Serving: Cedar Rapids, IA - Iowa City, IA - Ames, IA - Dubuque, IA |
| Iowa Traction Railroad Co (Mason City, IA)
Primarily Serving: Waterloo, IA - Rochester, MN - Ames, IA - Lakeville, MN |
| Ironhorse Resource (O Fallon, IL)
Primarily Serving: Saint Louis, MO - Florissant, MO - Saint Charles, MO - Saint Peters, MO |
| Kansas City Railway (Garyville, LA)
Primarily Serving: Kenner, LA - Metairie, LA - New Orleans, LA - Baton Rouge, LA |
| Kansas City Railway Co (Ackerman, MS)
Primarily Serving: Jackson, MS - Tuscaloosa, AL - Memphis, TN - Birmingham, AL |
| Kansas City Southern Lines (Baton Rouge, LA)
Primarily Serving: Lafayette, LA - Kenner, LA - Metairie, LA - New Orleans, LA |
| Kansas City Southern Lines (Texarkana, TX)
Primarily Serving: Jefferson, TX - Shreveport, LA - Bossier City, LA - Longview, TX |
| Kansas City Southern Railway (Troy, MI)
Primarily Serving: Sterling Heights, MI - Royal Oak, MI - Rochester, MI - Pontiac, MI |
| Kansas City Southern Railway (Hattiesburg, MS)
Primarily Serving: Gulfport, MS - Mobile, AL - Jackson, MS - Metairie, LA |
| Kansas City Southern Railway (Tupelo, MS)
Primarily Serving: Jackson, TN - Memphis, TN - Tuscaloosa, AL - Decatur, AL |
| Kansas City Southern Railway (Louisville, MS)
Primarily Serving: Jackson, MS - Tuscaloosa, AL - Hattiesburg, MS - Birmingham, AL |
| Kansas City Southern Railway (Baton Rouge, LA)
Primarily Serving: Lafayette, LA - Kenner, LA - Metairie, LA - New Orleans, LA |
| Kansas City Southern Railway (Cove, AR)
Primarily Serving: Fort Smith, AR - Canadian, OK - Jefferson, TX - Fayetteville, AR |
| Kansas City Southern Railway (Newton, MS)
Primarily Serving: Jackson, MS - Hattiesburg, MS - Tuscaloosa, AL - Mobile, AL |
| Kansas City Southern Railway (Wiggins, MS)
Primarily Serving: Hattiesburg, MS - Gulfport, MS - Mobile, AL - New Orleans, LA |
| Kansas Eastern Railroad (Neodesha, KS)
Primarily Serving: Joplin, MO - Tulsa, OK - Cleveland, OK - Wichita, KS |
| Kcs Railroad (Joplin, MO)
Primarily Serving: Rogers, AR - Springdale, AR - Springfield, MO - Fayetteville, AR |
| Kiamichi Railroad (Durant, OK)
Primarily Serving: McKinney, TX - Frisco, TX - Allen, TX - Plano, TX |
| Kiski Junction Railroad (Schenley, PA)
Primarily Serving: Pittsburgh, PA - Youngstown, OH - Canton, OH - Cuyahoga Falls, OH |
| L & Nw Railroad Co (Gibsland, LA)
Primarily Serving: Bossier City, LA - Shreveport, LA - Monroe, LA - Jefferson, TX |
| Lansdale Train Station (Lansdale, PA)
Primarily Serving: Philadelphia, PA - Camden, NJ - Levittown, PA - Bethlehem, PA |
| Lebanon Mason Monroe Railroad (Lebanon, OH)
Primarily Serving: Middletown, OH - Hamilton, OH - Dayton, OH - Cincinnati, OH |
