ADLX
| Adler Funding LLC | 2 |
AERC
| Albany and Eastern Railroad Company | 151 |
AGYX
| Centrex Construction Products Inc (American Gypsum Company) | 4 |
AKMD
| Arkansas Midland Railroad Company | 38 |
AM
| Arkansas & Missouri | 3 |
AOK
| Arkansas-Oklahoma Railroad | 1067 |
ATW
| Atlantic and Western | 679 |
BCH
| Southern Railway of British Columbia Limited | 2 |
BCOL
| Canadian National Railways | 496 |
BN
| Burlington Northern | 16 |
BNSF
| BNSF Railway | 663 |
BR
| Buffalo and Pittsburgh | 1 |
CAGY
| Columbus & Greenville Railway | 20 |
CBRY
| Copper Basin Railway | 90 |
CEFX
| CIT Group/Capital Finance, Inc | 4 |
CGLX
| GATX Rail Canada | 2 |
CHTT
| Chicago Heights Terminal Transfer | 133 |
CLC
| Columbia and Cowlitz Railway Company | 120 |
CN
| Canadian National Railways | 988 |
CNA
| Canadian National Railways | 23 |
CNIS
| Canadian National Railways | 68 |
COER
| Crab Orchard & Egyptian | 231 |
CORP
| Central Oregon & Pacific | 37 |
CP
| Canadian Pacific Railway | 31 |
CRLE
| Coe Rail Incorporated | 101 |
CSCD
| Cascade and Columbia River Railroad Company | 5 |
CSX
| CSX Railroad | 57 |
DWC
| Canadian National Railways | 640 |
EEC
| East Erie Commercial Railroad | 5 |
FCEN
| Florida Central | 10 |
FDDM
| Fort Dodge Des Moines & Southern | 140 |
FURX
| First Union Rail | 99 |
GACX
| General American Marks Company | 8 |
GAEX
| General American Marks Company | 41 |
GMRC
| Green Mountain RR | 5 |
GNRR
| Georgia Northeastern | 92 |
GRYR
| Grenada Railway | 1 |
GTW
| Grand Trunk Western | 238 |
HE
| Hollis and Eastern Railroad Company | 22 |
HKRX
| HKRX | 1 |
HLSC
| Hampton Railway Incorporated | 140 |
HPTX
| HAMPTON CAPITAL LLC | 10 |
IANR
| Iowa Northern Ry | 83 |
IBT
| International Bridge and Terminal Company | 10 |
IC
| Illinois Central | 270 |
KCS
| Kansas City Southern | 28 |
KLRX
| KOCH RAIL LLC | 17 |
LBR
| Lowville and Beaver River Railroad Compa | 1 |
LRS
| Laurinburg and Southern | 69 |
LRWN
| Little Rock & Western | 4 |
LSTX
| LSTX | 3 |
LW
| Louisville and Wadley Railway Company | 161 |
MDS
| Meridian Southern Railway, LLC | 1 |
MMA
| Montreal, Maine & Atlantic | 39 |
MR
| McCloud Railway Company | 15 |
MSDR
| Knoxville & Holston River Railroad | 3 |
MWNX
| MWNX | 2 |
NAFX
| General Electric Rail Services | 1 |
NDYX
| First Union Rail | 101 |
NGSX
| NGSX | 1 |
NKCR
| Nebraska, Kansas & Colorado RailNet, Inc | 10 |
NOKL
| Northwestern Oklahoma | 1237 |
NRLX
| CIT Group/Capital Finance, Inc | 28 |
NS
| Norfolk Southern | 444 |
NSSX
| National Salvage and Service Corporation | 1 |
ONT
| Ontario Northland Railway | 28 |
PHMX
| P&H Mining Equipment | 1 |
RVPR
| Riverport R.R., L.L.C. | 29 |
SERA
| Sierra Northern Railway | 25 |
SFLC
| BNSF Railway | 12 |
SGLR
| Seminole Gulf | 55 |
SMW
| St Marys Railway West LLC | 267 |
SNC
| Saratoga & North Creek Railway | 13 |
SOO
| Soo Line | 617 |
SRY
| Southern Railway of British Columbia Lim | 102 |
SSAM
| Sault Ste. Marie Bridge Company (Canadia | 11 |
TKEN
| Tennken Railroad Company Incorporated | 4 |
TNER
| Texas Northeastern Division Mid-Michigan | 2 |
TR
| Tomahawk Railway L.P. | 624 |
TTPX
| TTX Company - Bulkhead Flats | 4 |
TTZX
| TTX Company-Centerbeam Flats | 3884 |
TZX
| TZX | 1 |
UCIR
| Union County Industrial Railroad | 22 |
UCRY
| Utah Central | 161 |
UP
| Union Pacific Railroad Company | 312 |
WC
| Wisconsin Central | 496 |
WCRC
| Washington Central | 19 |
WCTR
| WCTU Company White City Terminal Railway | 21 |
WFRX
| WELLS FARGO RAIL CORPORATION | 1 |
WPRR
| Willamette and Pacific | 45 |
WRWK
| Providence & Worchester Railroad | 241 |
YARR
| Youngstown and Austintown Railroad | 1 |