AOKX
| Greenbrier Management Services, LLC | 8 |
ATSF
| Atchison Topeka & Santa Fe | 7 |
BN
| Burlington Northern | 7 |
BNSF
| BNSF Railway | 21 |
CAIX
| CAI Rail Inc. | 1 |
CC
| Chicago Central & Pacific | 1 |
CHTT
| Chicago Heights Terminal Transfer | 4 |
CMO
| Chicago St Paul Minneapolis & Omaha | 1 |
CNW
| Chicago & Northwestern | 12 |
CRR
| Clinchfield | 2 |
CTRN
| Union Pacific Railroad Company | 5 |
CW
| Colorado and Wyoming | 1 |
DH
| Delaware & Hudson | 1 |
DRGW
| Denver & Rio Grande Western | 5 |
DSNG
| Durango & Silverton Narrow Gauge Railroa | 4 |
FLCX
| CIT Group/Capital Finance, Inc | 1 |
FURX
| First Union Rail | 1 |
GABX
| General American Marks Company | 4 |
GNBC
| Grainbelt Corporation | 1 |
GVSR
| Galveston Railroad L.P. | 1 |
HLMX
| Helm Financial Corporation | 7 |
IFRX
| Infinity Rail LLC | 2 |
ITFX
| INFINITY TRANSPORTATION III LLC | 1 |
KCS
| Kansas City Southern | 5 |
KCSM
| Kansas City Southern De Mexico | 3 |
KPLX
| Western Resources Incorporated (Kans.) | 5 |
LAGX
| LAGX | 4 |
MP
| Missouri Pacific | 8 |
MWAX
| Martin Marietta Materials Incorporated | 8 |
NCNG
| NCNG | 2 |
NIHX
| General Electric Rail Services | 4 |
NP
| Northern Pacific | 1 |
NS
| Norfolk Southern | 2 |
QRSX
| Quality Railway Services and Supply Company | 1 |
RBMN
| Reading Blue Mountain & Northern | 1 |
RBPX
| Mineral Processing & Marketing Inc. | 1 |
RRLX
| Rail Logistics, LC | 1 |
SLSF
| Saint Louis-San Francisco | 1 |
SP
| Southern Pacific | 11 |
SPTX
| Trinity Rail Management Incorporated | 2 |
TFM
| Kansas City Southern De Mexico | 5 |
TM
| Texas-Mexican | 2 |
UP
| Union Pacific Railroad Company | 45 |
VT
| Virginia & Truckee | 5 |
WP
| Western Pacific | 47 |