| ARr |
 |
Alton Railroad Co. (Alton Road) |
|
| ARr |
|
Appomattox Railroad Co. |
|
| ARr |
|
Arkansas Railroad Co. |
|
| A&A |
|
Atlantic and Audubon Railroad Co. |
|
| A&B |
|
Attica and Buffalo Rail-Road Co. (The) |
|
| A&B |
|
Aurora & Buffalo Railroad Co. |
|
| A&CAL |
|
Atlanta and Charlotte Air Line Railway Co. (The) |
|
| A&CR |
|
Astoria and Columbia River Railroad Co. |
|
| A&D |
|
Atchison and Denver Railway Co. |
|
| A&ERV |
|
Auburn & Eel River Valley Rail Road Co. |
|
| A&G |
|
Asherton and Gulf Railway Co. |
|
| A&GWRR |
|
Atlantic and Great Western Rail Road Co. in New York (The) |
|
| A&GWRr |
Atlantic and Great Western Railroad Co. (The) |
|
| A&GWRy |
Atlantic and Great Western Railway Co. (The) |
|
| A&H |
|
Allegan and Holland Rail Road Co. |
|
| A&H |
|
Attica and Hornellsville Railroad Co. (The) |
|
| A&I |
|
Auburn and Ithaca Railway Co. |
|
| A&LG |
|
Atlanta and La Grange Railroad Co. |
|
| A&L |
|
Atlanta and Lawndale Railroad Co. (The) |
|
| A&LVE |
|
Altoona & Logan Valley Electric Railway Co. |
|
| A&MR |
|
Arcata & Mad River Rail Road Co. |
|
| A&N |
|
Abilene and Northern Railway Co. |
|
| A&N |
|
Albany & Northern Railroad Co. |
|
| A&NL |
|
Ashtabula and New Lisbon Rail Road Co. (The) |
|
| A&NR |
|
Angelina & Neches River Railroad Co. |
|
| A&NWRR |
|
Austin and North Western Rail Road Co. (The) |
|
| A&NWRr |
Austin and Northwestern Railroad Co. (The) |
|
| A&P |
|
Ashtabula and Pittsburgh Railway Co. |
|
| A&P |
|
Atlantic and Pacific Railroad Co. |
|
| A&PP |
|
Atchison and Pike's Peak Railroad Co. |
|
| A&R |
|
Albemarle and Raleigh Railroad Co. (The) |
|
| A&R |
|
Auburn and Rochester Rail-Road Co. (The) |
|
| A&S |
|
Abilene & Southern Railway Co. |
|
| A&S |
|
Albany and Schenectady Rail Road Co. (The) |
|
| A&S |
|
Albany and Susquehanna Railroad Co. (The) |
|
| A&S |
|
Alton and Sangamon Railroad Co. (The) |
|
| A&S |
|
Auburn and Syracuse Rail-Road Co. (The) |
|
| A&SC |
|
Astoria and South Coast Railway Co. |
|
| A&SC |
Astoria and South Coast Railway Co. (The) |
|
| A&StAB |
|
Atlanta & St. Andrews Bay Railway Co. (Bay Line) |
|
| A&T |
|
Atchison & Topeka Railroad Co. |
|
| A&TH |
|
Attica and Terre Haute Railroad Co. |
|
| A&WP |
|
Atlanta and West Point Rail Road Co. (West Point Route) |
|
| AA |
|
Ann Arbor Railroad Co. (The) |
|
| AA&C |
|
Athens, Amesville & Chauncey Railway Co. (The) |
|
| AB |
|
Anderson Belt Railway Co. (The) |
|
| AB |
|
Artesian Belt Railroad Co. |
|
| AB |
|
Asphalt Belt Railway Co. |
|
| AB |
|
Aurora Branch Railroad Co. |
|
| AB-C&P |
|
Akron Branch of the Cleveland & Pittsburgh Railroad Co. (The) |
|
| AB&A |
|
Atlanta, Birmingham & Atlantic Railroad Co. |
|
| AB&C |
|
Atlanta, Birmingham and Coast Railroad Co. |
|
| ABL |
|
Atlanta Belt Line Co. |
|
| AC |
|
Algoma Central Railway Co. |
|
| AC |
|
American Central Railway Co. |
|
| AC&HB |
|
Algoma Central & Hudson Bay Railway Co. |
|
| AC&PRr |
|
Atchison, Colorado and Pacific Railroad Co. (The) |
|
| AC&PRy |
Atchison, Colorado & Pacific Railway Co. (The) |
|
| AC&S |
|
Atlantic City & Shore Railroad Co. |
|
| AC&S |
|
Attica, Covington and Southern Rail Way Co. (The) |
|
| ACL |
|
Atlantic Coast Line Railroad Co. |
|
| AD&S |
|
Austin Dam & Suburban Railway Co. |
|
| AE&C |
|
Aurora, Elgin & Chicago Railway Co. |
|
| AJC&WRr |
|
Atchison, Jewell County and Western Railroad Co. |
|
| AJC&WRy |
Atchison, Jewell County & Western Railway Co. (The) |
|
| AL&S |
|
Arkansas, Louisiana & Southern Railway Co. |
|
| AL&TB |
|
Amboy, Lansing and Traverse Bay Railroad Co. |
|
| AM&O |
|
Atlantic, Mississippi and Ohio Railroad Co. |
|
| AMTRAK |
|
American Track (National Railroad Passenger Corp.) |
 |
| AN |
|
Apalachicola Northern Railroad Co. |
|
| AN&A |
|
Alliance, Niles and Ashtabula Railroad Co. (The) |
|
| AN&Y |
|
Ashtabula, Niles and Youngstown Railroad Co. |
|
| ARR&N |
|
Acme, Red River and Northern Railway Co. |
|
| ARV&P |
|
Atchison, Republican Valley and Pacific Railway Co. |
|
| ASV&D |
|
Atchison, Solomon Valley and Denver Railway Co. (The) |
|
| AT&L |
|
Austin, Todd & Ladd Railroad Co. |
|
| AT&NRr |
|
Alabama, Tennessee & Northern Railroad Co. |
|
| AT&NRy |
Alabama, Tennessee & Northern Railway Co. |
|
| AT&SFRr |
|
Atchison, Topeka and Santa Fé Railroad Co. |
 |
| AT&SFRy |
Atchison, Topeka and Santa Fe Railway Co. (The) |
| AV |
|
Allegheny Valley Rail Road Co. |
|
| AY&P |
|
Ashtabula, Youngstown and Pittsburgh Rail Road Co. (The) |
|
Logos are the property of their respective Companies.
Les logos sont la propriété de leurs Sociétés respectives.