Railroads with m100's - Railroad Picture Archives.NET

Reporting Mark	Name	Count
ACL	Atlantic Coast Line	5
AMTK	Amtrak	45
ATEX	Asplundh Tree Expert Co Railroad Division	1
ATSF	Atchison Topeka & Santa Fe	40
BAR	Bangor & Aroostook	2
BLE	Bessemer & Lake Erie	8
BN	Burlington Northern	65
BNSF	BNSF Railway	18
BO	Baltimore & Ohio	6
CANX	CANAC International	1
CBQ	Chicago Burlington & Quincy	56
CN	Canadian National Railways	77
CNW	Chicago & Northwestern	55
CO	Chesapeake & Ohio	13
CP	Canadian Pacific Railway	2
CR	Conrail	472
CS	Colorado & Southern	3
CSX	CSX Railroad	967
CSXX	CSXX	1
CTIE	Kansas City Southern Railway Company	1
DRGW	Denver & Rio Grande Western	14
DTI	Detroit Toledo & Ironton	2
EL	Erie Lackawanna	1
FTSX	Fairmont Tamper	1
GREX	Georgetown Rail Equipment Company	3
GTW	Grand Trunk Western	1
GWWR	Gateway Western	5
HPJX	Helm-Pacific Leasing	1
IC	Illinois Central	3
ICG	Illinois Central Gulf	3
KCS	Kansas City Southern	5
KCSM	Kansas City Southern De Mexico	1
LMIX	Loram Maintenance of Way Inc.	1
LN	Louisville & Nashville	7
MBTX	MBTX	5
MILW	Milwaukee Road	2
MKT	Missouri-Kansas-Texas	2
MP	Missouri Pacific	43
MRL	Montana Rail Link	1
MSRC	Kansas City Southern	3
NCRC	Nebraska Central	11
NDYX	First Union Rail	3
NS	Norfolk Southern	887
NSSX	National Salvage and Service Corporation	12
NW	Norfolk & Western	60
NYC	New York Central	99
PACX	Plasser American Corporation	6
PC	Penn Central	60
RFP	Richmond Fredericksburg & Potomac	1
RPCX	Railroad Passenger Car Numbering Bureau	1
RWCX	RWC Incorporated	9
RWKX	RWKX	1
SBD	Seaboard System	29
SCAX	SOUTHERN CALIFORNIA REGIONAL RAIL AUTHORITY	2
SCL	Seaboard Coast Line	24
SOO	Soo Line	1
SOU	Southern	184
SP	Southern Pacific	38
SPMW	Southern Pacific Maintenance of Way	3
SPSX	Progress Rail Services Corp	12
TFM	Kansas City Southern De Mexico	8
UP	Union Pacific Railroad Company	130
WC	Wisconsin Central	1
WP	Western Pacific	8
WSOR	Wisconsin & Southern	2