Perhaps you were looking for one of these?

• ADIX Adirondack Railway Preservation Society
• BAPX Bay Area Piggyback Incorporated
• BBPX Blue Ribbon Beef Pack
• BHC Black Hills Central
• BLKM Black Mesa and Lake Powell
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• BNG Blackwell Northern Gateway Railroad Comp
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• CBL Conemaugh and Black Lick Railroad
• CTTX TTX Company - Autoracks
• DBLS Mystery Double Stack
• DL Delaware-Lackawanna Railroad Company
• DLW Delaware Lackawanna & Western
• DM Detroit & Mackinac
• DTTX TTX Company - Double Stack Cars
• EL Erie Lackawanna
• ETTX TTX Company - Autoracks
• FTLX FAST TRACK LEASING, LLC
• GACK GACK
• GIVX Packwell Inc
• HCIU Steam Packet Yard
• HTT Harsco Track Technologies
• JACK JACK
• JSRC Jackson and Southern Railroad Company
• JTCO Jacksonville Terminal Company
• LACK LACK
• LASB Lackawaxen and Stourbridge
• LVAL Lackawanna Valley Railroad Corporation
• MACK MACK
• MHWA Mohawk Adirondack and Northern Railroad
• ONTX On-Track Railcar Services Incorporated
• ORTX On-Track Railway Services LTD
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• OTSX On Track Rail Services
• PATZ Pacer Stacktrain
• PBR Patapsco and Back Rivers Railroad
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• SJRX Jacksonville Electric Authority
• TOAX TTX Company - Autoracks
• TOCX TTX Company - Autoracks
• TRACKMOBIL TRACKMOBIL
• TTGX TTX Company-Autoracks
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• USRC U.S. Rail Corporation-Jackson Division
• WPHX Whacker Polymers, LP
• WTJR Wichita Tillman & Jackson Railway
• ZACK ZACK