Perhaps you were looking for one of these?

• ACRX Elementis Chromium LP
• ADFX Agrium
• AGHX Agrium U.S. Incorporated
• AGLX Andrews Petroleum Incorporated
• AGYX Centrex Construction Products Inc (American Gypsum Company)
• ALUX Alumax of South Carolina Incorporated
• AMPU Alcan Aluminum Corporation
• AOCX Aluminum Company of America
• AOIX Marathon Ashland Petroleum Company
• ARGENT_LUM ARGENT_LUM
• ATI Allegheny Ludlum
• AUBX U.S. Plastic Lumber Ltd.
• AZMX Arizona Railway Museum
• BCH Southern Railway of British Columbia Limited
• BCPM British Columbia Provincial Museum
• BGRM Bluegrass Railroad Museum
• BOMX B&O Railroad Museum Inc.
• BRMX Berkshire Railway Museum Inc
• CAGY Columbus & Greenville Railway
• CAGZ Columbus and Greenville Railway Company
• CBRW Columbia Basin Railroad
• CCX Columbian Chemicals Co
• CH Calumet & Hecla
• CHLU Consortium Hispania Lines
• CLC Columbia and Cowlitz Railway Company
• CLSL Columbia and Silver Creek Railroad
• CMYX Cumberland Mine Railroad
• CNL Columbia Newberry & Laurens
• CPAX CITGO Petroleum Corporation
• CPOX Consumers Power Company (Mich.)
• CQPA Central Columbiana & Pennsylvania RR
• CROSBY_LUM CROSBY_LUM
• CRRM Colorado Railroad Museum
• CSCD Cascade and Columbia River Railroad Company
• CSOX CITGO Petroleum Corporation
• CSRM California State Railway Museum
• CT City of Columbia d/b/a Columbia Terminal
• CTS Cumbres & Toltec Scenic
• CUMMER CUMMER
• CUOH Columbus and Ohio River Railroad Company
• DLC Drummond Lighterage
• DPIX Dufour Petroleum Incorporated
• DRMX Danbury Railway Museum Incorporated
• DSIX Dowell Schlumberger Incorporated
• FGC Florida Gulf Coast Railroad Museum
• FGCX Florida Gulf Coast Railroad Museum Incorporated
• GCOX Gold Coast Railroad Museum
• GGMX Golden Gate Railroad Museum Incorporated
• GGRM Golden Gate Railroad Museum
• GRMX Gopher State Railway Museum