ACL
| Atlantic Coast Line | 1 |
ACWR
| Aberdeen, Carolina & Western | 1 |
AR
| Aberdeen and Rockfish | 3 |
BK
| BK | 1 |
CCO
| Clinchfield | 1 |
CHW
| Chesapeake Western | 1 |
CO
| Chesapeake & Ohio | 1 |
MB
| Meridian & Bigbee | 1 |
NCSL
| Nashville Chattanooga & St Louis | 1 |
NS
| Norfolk Southern | 6 |
NW
| Norfolk & Western | 15 |
PWV
| Pittsburgh & West Virginia | 2 |
SAL
| Seaboard Air Line | 4 |
SBD
| Seaboard System | 2 |
SCL
| Seaboard Coast Line | 4 |
SOU
| Southern | 9 |
WAB
| Wabash | 1 |
WCL
| WCL | 1 |
WSS
| Winston-Salem Southbound Railway Company | 11 |
WSSB
| WSSB | 2 |
WT
| Wrightsville & Tennille | 1 |