Transportation in the United States

Transportation in the United States.

Current airlines of the United States

 * Defunct airlines of the United States

Class I

 * Alaska Railroad (ARR)
 * Amtrak (AMTK)
 * Pere Marquette Railway (PM)

Class II/III
This list may be incomplete


 * St Lawrence & Atlantic Railroad (SLR, SLQ)
 * White Pass & Yukon Railway (WPY), 3' gauge

Companies based outside the United States

 * Canadian National Railway	(CN), Canada
 * Canadian Pacific Railway (CP), Canada
 * Société des Chemins de Fer du Québec (SCFQ), Canada
 * Spokane International Railroad (SI), British Columbia
 * VIA Rail (VIA), Canada
 * Washington & British Columbia Railway (WBC), BC

Defunct railway companies of the United States by state

 * Defunct railway companies of Alabama
 * Defunct railway companies of Alaska
 * Defunct railway companies of Arizona
 * Defunct railway companies of Arkansas
 * Defunct railway companies of California
 * Defunct railway companies of Colorado
 * Defunct railway companies of Connecticut
 * Defunct railway companies of Delaware
 * Defunct railway companies of Florida
 * Defunct railway companies of Georgia
 * Defunct railway companies of Hawaii
 * Defunct railway companies of Idaho
 * Defunct railway companies of Illinois
 * Defunct railway companies of Indiana
 * Defunct railway companies of Iowa
 * Defunct railway companies of Kansas
 * Defunct railway companies of Kentucky
 * Defunct railway companies of Louisiana
 * Defunct railway companies of Maine
 * Defunct railway companies of Maryland
 * Defunct railway companies of Massachusetts
 * Defunct railway companies of Michigan
 * Defunct railway companies of Minnesota
 * Defunct railway companies of Mississippi
 * Defunct railway companies of Missouri
 * Defunct railway companies of Montana
 * Defunct railway companies of Nebraska
 * Defunct railway companies of Nevada
 * Defunct railway companies of New Hampshire
 * Defunct railway companies of New Jersey
 * Defunct railway companies of New Mexico
 * Defunct railway companies of New York
 * Defunct railway companies of North Carolina
 * Defunct railway companies of North Dakota
 * Defunct railway companies of Ohio
 * Defunct railway companies of Oklahoma
 * Defunct railway companies of Oregon
 * Defunct railway companies of Pennsylvania
 * Defunct railway companies of Rhode Island
 * Defunct railway companies of South Carolina
 * Defunct railway companies of South Dakota
 * Defunct railway companies of Tennessee
 * Defunct railway companies of Texas
 * Defunct railway companies of Utah
 * Defunct railway companies of Vermont
 * Defunct railway companies of Virginia
 * Defunct railway companies of Washington
 * Defunct railway companies of West Virginia
 * Defunct railway companies of Wisconsin
 * Defunct railway companies of Wyoming