W. & W. Pickle & Canning Co.	WWPX	4/38-1/52; eliminated 4/57
W. & W. Pickle Co.	WWPX	added 4/57; 10/57-4/61
W.A. Baden	BADX	added 7/64; eliminated 1/65
	BADX	added 4/69; 4/70-1/75
W.G. Block Co.	WGBX	1/75-1/80
W.G. Block Co. (captive service)	WGBX	Jan-94
W.H. Barber Co.	BTLX	4/38-4/61; eliminated 1/65
W.J. Kirberger, Trustee	TRTX	added 10/80; 1/94; eliminated 7/94; 7/2000
W.K. Horney	JFDX	added 4/75; 1/80; eliminated 1/85
W.R. Bonsal Co.	WRBX	added 4/68; 4/70; eliminated 4/71
W.R. Grace & Co.	OVOX	Jan-52
W.R. Grace & Co., Davison Chemical Division, Detroit Chemical Works	DCWX	7/65-10/66; eliminated 10/69
W.R. Grace & Co.-Conn. Davison Chemical Division	DAVX	added 10/89; 1/94; eliminated 7/97; 7/2000
Wabash & Erie R.R.	WAER	added 1/95; eliminated 4/95; 7/2000
	IHRC	added 1/95
Wabash & Grand River Ry. Co.	WGRY	added 1/91; eliminated 7/91; 1/94
Wabash & Ohio R.R.	WOHO	added 1/95; eliminated 4/95; 7/2000
Wabash & Ohio R.R.	GSOR	added 1/95
Wabash Central R.R. Corp.	WBCR	added 7/98; 7/2000
Wabash National Finance Corp.	WNCX	Jul-00
Wabash Power Equipment Co.	WPEX	added 7/90; 1/94-7/2000
Wabash R.R.	WAB	10/57-7/65
Wabash R.R. Co. (Norfolk and Western Ry. Co.)	WAB	10/66-4/70
Wabash Valley R.R. Co.	WVRC	added 1/78; added 4/78; 1/80; eliminated 7/81
Waccamaw Coast Line R.R. Co., Inc.	WCLC	Jul-00
	WCLR	Jul-00
Waccamaw Coastline R.R. Co., Inc.	WCLR	added 1/89; eliminated 7/92; 1/94
Waco, Beaumont, Trinity & Sabine Ry. Co.	WBTS	1/75-7/2000
Waddell Coal Mining Co., Inc.	WDLX	1/52-10/57
Wadhams Oil Co.	WOCX	Apr-38
Waggoner Refining Co., Inc.	WTWX	Apr-38
Wagner Mills, Inc.	VUHX	added 4/81; 1/94; eliminated 7/99; 7/2000
Wainwright Producers and Refiners Ltd.	WPRX	10/57-4/61; eliminated 4/62
Wake Partnership	WAKX	added 4/93; 1/94-7/2000
Walkersville Southern R.R.	WS	1/94-7/2000
Walking Horse and Eastern R.R.	WHOE	eliminated 10/91; 1/94-7/2000
Walla Walla Valley Ry. Co.	WWV	4/38-1/80; eliminated 7/82
Walter Haffner Co.	WCHX	1/52-7/2000
Wampum Hardware	GRRX	1/94-7/2000
Wanda Petroleum Co.	LEYX	added 10/71
Wanda Petroleum Co.	VPCX	added 1/69; 4/70; eliminated 10/70
Wanda Petroleum Co. (subsidiary of Ashland Oil, Inc.)	LEYX	eliminated 1/72
Wanda Petroleum Co., Division of Ashland Oil, Inc.	LEYX	added 10/72
Wanda Petroleum Co., Division of The Dow Chemical Co.	LEYX	Jan-75
Wanda Petroleum Co., Subsidiary of Enterprise Energy Co.	LEYX	added 4/81; eliminated 10/83
Wanda Petroleum Co., Subsidiary of The Dow Chemical Co.	LEYX	1/80; eliminated 4/81
Wanda Petroleum Co., Subsidiary of The Enterprise Companies, Inc.	LEYX	added 10/83; eliminated 7/90
Ward Tank Car Line	WRDX	Apr-38
Warden Oil Co.	WOX	Apr-38
Ware Shoals R.R. Co.	WS	1/75-1/80; eliminated 1/85
Warren & Ouachita Valley Ry.	W&OV	4/38-4/70
Warren & Ouachita Valley Ry. Co.	WOV	1/75-1/80; eliminated 10/80
Warren & Sabine River R.R. Co.	WSR	1/75-1/94; eliminated 1/99; 7/2000
Warren Car Co.	WCCX	added 10/57; 10/57-1/80; eliminated 10/82
Warren Petroleum Co.	SCJX	added 4/65; 7/65-10/66
Warren Petroleum Corp.	WRNX	4/38-10/66; eliminated 1/70
Warren Petroleum Corp.	GRCX	Apr-61
	SCJX	eliminated 1/70
Warren Railcar Service, Inc.	WRSX	Jul-00
Warren Tank Car Co.	WTKX	Apr-38
Warren-Douglas Chemical Co., Inc.	WDCX	Apr-70
	WDCX	7/65-10/66; eliminated 11/73
Warrenton R.R. Co.	WAR	1/75-1/80; eliminated 7/87; eliminated 1/88; added 10/88; eliminated 7/91; 1/94-7/2000
Warrior River Terminal Co.	WRT	Jan-52
Warwick Ry. Co.	WRWK	added 1/74; 1/75-1/80; eliminated 1/83
Wasatch Oil Co., Idaho Division	IRX	Jan-52
Washington Central R.R. Co., Inc.	WCRC	added 1/87; 1/94; eliminated 10/97
Washington County R.R. Corp.	WACR	added 4/81; 1/94; eliminated 7/97; 7/2000
Washington Dept. of Agriculture	WDAX	Jul-00
	WDAX	Jan-94
Washington Western	WWR	1/75-1/80
Washington, Idaho & Montana Ry. Co.	WIM	1/75-1/80; eliminated 7/81
Waste Management of Illinois, Inc.	WMIX	added 10/96; eliminated 4/2000; 7/2000
Watco Switching Indiana	WSIX	Jul-00
Water Carriers	WATR	1/94-7/2000
Waterloo R.R. Co.	WLO	10/57-1/80; eliminated 4/86
Waterloo Ry. Co.	WLO	added 4/86; 1/94-7/2000
	WRY	1/94-7/2000
Waterville	WATR	1/75-1/80
Waverly Oil Works Co. (General American Transportation Corp.)	WAVX	Apr-38
Waynesburg & Washington R.R. Co.	WAW	Jan-75
Waynesburg Southern	WAS	1/75-1/80
WCTU Ry. Co.	WCTR	added 4/75; 1/80-7/2000
Weatherford, Mineral Wells & Northwestern Ry. Co.	WM&N	Apr-38
Webb Asset Management	WAMX	Jul-00
Wedron Silica Co.	WSSX	added 4/86; 1/94-7/2000
Weirton Steel Co.	WSX	4/38-10/57; eliminated 7/59
Weirton Steel Co. Division, National Steel Corp.	WSX	added 7/59; 4/61
	WSX	eliminated 1/67
	WSX	7/65-10/66
	WSX	added 1/67; 4/70-1/80; eliminated 5/83; 1/94-7/2000
Weldship Corp.	WLDX	Jul-00
Weldwood Transportation Ltd.	WT	1/75-1/80
Welland Chemical, Inc.	WELX	eliminated 1/89
Wellman, Inc.	FILX	added 10/92; 1/94-7/2000; eliminated 4/2001
Wellsboro & Corning R.R. Co.	WCOR	added 4/93; 1/94-7/2000
Wellsville, Addison & Galeton R.R. Corp.	WAG	10/57-1/80; eliminated 4/80
Werner's, Inc.	SGIX	added 1/62; 7/65-1/80; eliminated 4/80
West Central Cooperative	WCTX	added 4/80; eliminated 4/90
West Chester R.R. Co.	WCRL	Jul-00
West Coast Express	BCVX	Jul-00
	BVCX	Jul-00
West Coast Resources, Inc.	WCRX	added 1/72; 1/75
West End Chemical Co.	WCMX	Jan-52
West Fork Logging Co.	WFLX	Apr-38
West India Fruit & Steam Ship Co.	WIF	1/52-4/61
West India Fruit & Steamship	WIF	1/75-7/2000
West Isle Line, Inc.	WFS	Jul-00
West Jersey R.R. Co.	WJ	Jan-94
West Michigan R.R. Co.	WJ	Jul-00
	WMI	Jul-00
West Penn Power Co.	APAX	1/80-1/94; eliminated 7/95
West Shore R.R. Corp.	WTSE	1/94; eliminated 4/2000; 7/2000
West Tennessee R.R. Corp.	WTNN	added 10/84; eliminated 1/88; 1/94-7/2000
West Texas and Lubbock R.R. Co. Inc.	WTL	Jul-00
	WTLR	added 1/96; eliminated 7/99; 7/2000
West Virginia Northern R.R. Co.	WVN	1/75-1/80; eliminated 1/88
West Virginia Northern R.R., Ltd.	WVN	added 1/88; eliminated 1/92
Westar Timber Ltd.	WESX	added 7/84; eliminated 7/86; 1/94-7/2000
Westcan Rail Ltd.	WCAX	Jul-00
Westcentral Cooperative Grain Co.	WCDX	added 1/66; 10/66; eliminated 10/68
	WCGX	added 10/65; eliminated 1/66
Western Aggregates, Inc.	CENX	added 1/81; 1/94-7/2000; eliminated 7/2000
Western Allegheny R.R. Co.	WAL	1/75-1/80
Western Ash Co.	WAFX	added 1/97; eliminated 7/97; 7/2000
Western Cars (U.S.) Inc.	WCFX	added 10/92; eliminated 1/93
Western Chemical Industries, Ltd.	WCIX	added 1/53; eliminated 4/57
Western Chemicals Ltd.	WCX	10/57; eliminated 1/60
Western Co-operative Fertilizers (U.S.), Inc.	WCFX	eliminated 10/92
Western Dairy Co.	WEDX	Apr-38
Western Division, The Dow Chemical Co.	GWEX	1/52-7/65; eliminated 1/66
Western Farmers Electric Cooperative	WFCX	Jul-00
Western Farmers Electric Corp.	WFCX	added 7/81; 1/94
Western Food Products Co.	WFPX	1/52-7/65; eliminated 10/65
Western Fruit Express Co.	WFBX	7/65-1/80
	WFCX	4/61-4/70; eliminated 4/74; 1/75
	WFEX	4/38-1/80; eliminated 1/81
	WFMX	added 4/67; 4/70; eliminated 4/74; 1/75
	WHIX	1/52-1/80; eliminated 1/81
	WOBX	1/52-1/75; eliminated 1/79
	BRCX	added 10/70; eliminated 4/74; 1/75
	BREX	added 10/70; 1/75-1/80; eliminated 1/80
	BRMX	added 10/70; eliminated 1/73; 1/75
	LLNX	4/61-4/70; eliminated 1/73; 1/75
	MNX	added 1/72; 1/75-1/80; eliminated 1/81
	RBBX	added 10/70; 1/75-1/80; eliminated 4/80; 1/94
	RBWX	10/57-1/80; eliminated 1/81
Western Fuels Association, Inc.	WFAX	added 4/79; 1/80-7/2000
Western Kentucky Ry., L.L.C.	WKRL	added 4/95; 7/2000
	TWRY	added 4/95
Western Light & Telephone Co., Inc.	KPRX	1/52-4/61
Western Maryland Ry. Co.	WM	4/38-1/80
Western Natural Gas Co.	WNGX	added 4/75; 1/80-1/94; eliminated 10/96; 7/2000
Western New York Ry. Historical Society	WNYX	1/94-7/2000
Western Ohio R.R. Co.	WTOH	1/80; eliminated 4/81
Western Pacific R.R. Co.	WP	7/65-1/80; eliminated 10/87
	WPMW	eliminated 10/87
	WPRB	7/65-4/70
Western Paving Construction Co.	WPGX	added 4/74; 1/75-7/2000
Western R.R. Properties, Inc.	WRPI	added 10/84; 1/94; eliminated 4/96; 7/2000
Western Rail Leasing Corp.	WRLX	added 7/70; eliminated 10/71
	WRTX	added 7/78; 1/80; eliminated 10/90
Western Rail Road Co.	WRRC	1/80-7/2000
Western Railroad Equipment Co.	WREX	added 1/99; 7/2000
Western Refrigerator Line Co.	WRX	4/38-4/70
	BHWX	Apr-70
	GFRX	added 1/60; 4/61-4/70
	GFRX	eliminated 10/81; eliminated 1/82
Western Refrigerator Line Co. Terminal	WRX	1/75-1/80; eliminated 10/90; 1/94-7/2000
Western Refrigerator Line Co. Terminal	GFRX	1/75-1/80
Western Resources, Inc.	JECX	added 1/93; 1/94-7/2000
	KPLX	Jul-00
Western Transportation Co.	WTCO	1/75-7/2000
Western Union Telegraph Co.	WUTX	1/52-4/61
Western Vancouver Island Heritage Society (Alberni Pacific Ry.)	IHSX	Jul-00
Westinghouse Electric & Manufacturing Co.	WEMX	Apr-38
Westinghouse Electric Corp.	WECX	1/52-7/2000
Westinghouse Electric Corp., Benolite Dept.	BNX	Oct-57
Westinghouse Electric Corp., Benolite Division	BNX	Jan-52
Westlake CA & O	CAOX	added 7/99; 7/2000
Westlake Polymers Corp.	WLPX	1/94; added 1/99; 7/2000
Westland Oil Co.	WOLX	Jan-52
Westmoreland Coal Co.	WCCX	Jan-94
	WMX	Apr-38
WestPoint Pepperell, Inc.	WPPX	added 1/78; 1/80; eliminated 4/82
Westvaco Chemical Corp.	WVCX	Jan-52
Westvaco Chlorine Products Corp.	WVCX	Apr-38
Westvaco Corp.	WVCX	added 1/82; 1/94-7/2000
Weyerhauser Canada Ltd.	WYCX	added 1/72; 1/75-7/2000
Weyerhauser Co.	WTCX	added 1/60; 4/61-4/70
	WTCX	1/80-7/2000; eliminated 10/2000
Weyerhauser Co., Dierks Division	DFIX	added 4/72; added 7/73
Weyerhauser Timber Co.	WTCX	added 10/58; eliminated 1/60
WFIX Partners	WFIX	added 4/81; eliminated 4/88
Wharton & Northern R.R.	W&NO	4/38-4/70
Wharton and Northern R.R. Co.	WHN	Jan-75
Wheelabrator Coal Services Co.	WCSX	1/94-7/2000; eliminated 4/2001
	GRTX	added 4/94; 7/2000; eliminated 4/2001
	RTPX	added 4/82; 1/94-7/2000; eliminated 4/2001
Wheeler, Reynolds & Stauffer	WRSX	4/38-4/61; eliminated 1/62
Wheeling & Lake Erie	WLE	1/75-1/80
Wheeling & Lake Erie Ry.	WLE	4/38-10/57
Wheeling & Lake Erie Ry. (New York, Chicago and St. Louis R.R. Co.)	WLE	4/61-7/65
Wheeling & Lake Erie Ry. (Norfolk and Western Ry.)	WLE	Apr-70
Wheeling and Lake Erie Ry. Co.	WE	added 10/90; 1/94-7/2000
Wheeling Steel Corp.	WSLX	4/38-4/61; eliminated 1/65
Wheelstar Corp.	WSPX	1/94-7/2000
White Eagle Oil Corp. (Soncony-Vacuum Oil Co., Inc., White Eagle Division)	WEOX	Apr-38
White Equipment Leasing Corp.	WELX	Jul-00
White Mountain Scenic R.R.	WMSC	1/80-7/2000
White Pass & Yukon Route	WPY	1/75-1/80
White River Trading Inc.	WRFX	Jul-00
White Sulphur Springs & Yellowstone Park Ry. Co.	WSYP	1/75-1/80; eliminated 7/80
Whitestone Supply Co.	WSTX	Jul-00
Whitfield Pickle Co.	WWPX	eliminated 7/65
Whiting Milk Co.	WMKX	Jan-52
Whittaker Corp., Providence Coatings & Chemicals Division	CPCX	added 10/80; eliminated 1/81
Wichita Northwestern Ry.	WNV	Jan-52
	WNW	Apr-38
Wichita Union Terminal Ry., Co.	WUT	1/94-7/2000
Wichita Valley Ry.	WV	4/38-1/52
Wichita, Tillman & Jackson Ry. Co., Inc.	WTJR	added 7/91; eliminated 10/91; 1/94-7/2000
Wigeon Car Co.	WIGX	added 1/68; 4/70-1/80; eliminated 4/92
Wilbur-Ellis Co.	WEIX	added 4/80; 1/94-7/2000
	WIEX	eliminated 10/95
Wilcox Oil Co.	HWX	1/52-10/57; eliminated 7/58
Wilkes-Barre Connecting R.R.	WBC	1/75-1/80
Wilkes-Barre Milling Co.	WBMX	added 4/67; 4/70-1/75; eliminated 4/78
Willamette & Pacific R.R., Inc.	WPRR	added 7/93; 1/94-7/2000
Willamette Valley Ry. Co.	WVR	1/94-7/2000; eliminated 7/2001
	WVRD	added 4/85; 1/94
Willamina & Grand Ronde R.R. Co.	WGRR	added 1/81; eliminated 4/86
Willamina & Grand Ronde Ry. Co.	WGR	added 4/88; 1/94-7/2000
Willard Grain & Feed Inc.	WGFX	added 7/84; 1/94-7/2000
Willbros Terminal Co.	WMBX	added 10/67; 4/70; eliminated 7/74
William B. Riley Co., Inc.	WBRX	1/52-4/61
William Bonifas Lumber Co.	WBLX	eliminated 4/55
William G. Simon	USCX	added 7/75; 1/80-7/2000
William G. Simon, Trustee	USCX	added 1/75; 1/75; eliminated 7/75
William J. McCormack Sand Division, Penn Industries, Inc.	WJMX	added 10/71; 1/75
William K. Warren	WKWX	Apr-38
Williamette Industries, Inc.	WIIX	added 10/91; eliminated 4/92
	WIIX	added 4/92; 1/94-7/2000
Williams Bros. Concrete, Inc.	WBCX	added 11/73; 1/75-1/80
Williams Bros. Division, Blue Circle Inc.	WBCX	added 4/91; eliminated 1/94
Williams Bros., Inc.	WBCX	eliminated 4/91
Williams Energy Ventures, Inc.	GSIX	added 10/99; 7/2000
	MANX	added 10/99; 7/2000
	MAPX	added 10/99; 7/2000
	TCGX	added 10/99; 7/2000
Williamsport & North Branch Ry. Co.	W&NB	Apr-38
Willibald Schaefer Co.	WSCX	4/38; added 1/68; 4/70; eliminated 10/72
Wilmeth Petroleum Co.	WILX	eliminated 1/65
Wilmington & Western Ry. Corp.	WWRC	eliminated 1/93; 1/94-7/2000
Wilmington Terminal R.R., Inc.	WTRY	added 1/87; 1/94-7/2000
Wilsil Ltd.	WLX	Apr-38
Wilson Car Lines, Division of Wilson & Co., Inc.	WCLX	4/38-1/80; eliminated 7/81
	IDEX	added 4/73; eliminated 7/73; 1/75-1/80
Wilson Propane Wholesale Co.	WPWX	1/80; eliminated 7/81
Wilson-Sinclair Co.	IDEX	eliminated 4/73
Wimpey Minerals USA, Inc.	WIMX	Jul-00
Winamac Southern Ry. Co.	WSRY	1/94-7/2000
Winchester and Western R.R. Co.	WW	1/75; added 4/79; 1/80-7/2000
Windsor & Hantsport Ry. Co., Ltd.	WHRC	added 7/94; 7/2000
Winfield R.R. Co.	WNF	4/38-1/80; eliminated 4/80
Winifrede R.R. Co.	WNFR	1/75-1/80; added 7/80; 1/94-7/2000; eliminated 10/2000
Winona Refrigerator Car Corp.	WRLX	Apr-38
Winston-Salem Southbound Ry. Co.	WSS	4/38-7/2000
Winter Bird Corp.	SYSX	added 4/2000; 7/2000
Wiregrass Central R.R. Co.	WGCR	added 4/88; 1/94-7/2000
Wisconsin & Calumet R.R. Co., Inc.	WICT	1/94; eliminated 4/95
	WICT	eliminated 1/98
Wisconsin & Michigan Ry. Co.	WAND	added 10/92; 1/94; eliminated 1/97; 7/2000
Wisconsin & Southern Leasing Co.	WSOX	added 7/81; eliminated 1/91
Wisconsin & Southern R.R. Co.	WSOR	added 10/80; 1/94-7/2000
Wisconsin & Southern R.R. Co., Inc.	WICT	added 4/95
Wisconsin Central Ltd.	WC	added 1/88; 1/94-7/2000
	WCQ	1/94-7/2000
Wisconsin Chicago Link Ltd.	WCCL	added 4/2000; 7/2000
Wisconsin Electric Power Co.	WEPX	added 4/68; 4/70-7/2000
Wisconsin Power & Light Co.	COLX	Jan-94
	EDGX	Jan-94
	WISX	added 7/69; 4/70-1/80; eliminated 1/90; 1/94
Wisconsin Public Service Corp.	WPSX	added 10/81; eliminated 4/93; 1/94-7/2000
Wisconsin Rendering Co., Inc.	WRCX	1/52-4/70; eliminated 1/71
Wisconsin Steel Co.	WSWX	Apr-38
Wisconsin Western R.R. Co.	WIWR	added 10/82; eliminated 1/86
Witco Carbon Co.	WITX	Jan-52
Witco Chemical Co.	WCIX	added 1/59; eliminated 7/59
Witco Chemical Co., Inc.	WCIX	added 7/59; 4/61-10/66; eliminated 1/69
	OFKX	added 1/67; eliminated 1/69
Witco Chemical Corp.	WCIX	added 1/69; 4/70-1/75; eliminated 4/76
	OFKX	added 1/69; 4/70-1/75
Wm. A. Smith Construction Co., Inc.	WASX	eliminated 4/87
Wolfeboro R.R. Co., Inc.	WLFB	1/75-1/80
Wood Waste Energy, Inc.	WWEX	added 10/98; eliminated 4/2000
Wright Chemical Corp.	ACOX	added 1/65; 7/65-10/66; eliminated 1/67
Wrightsville and Tennille R.R. Co.	WTR	4/38-4/70
WWIB Transportation Services	WWBX	1/94-7/2000
Wyandotte Chemicals Corp.	WCMX	4/61-4/70
	WCX	Jan-52
Wyandotte Southern R.R. Co.	WYS	1/75-1/80; eliminated 4/87; 1/94-7/2000
Wyandotte Terminal R.R. Co.	WYT	1/75-1/80; eliminated 10/81
Wycon Chemical Co.	BEPX	added 4/86
Wye Transportation Co.	WYEC	1/94-7/2000
Wyodak Resources Development Corp.	WRDX	added 1/80; 1/80; eliminated 10/82
Wyoming & Colorado R.R.	WYCO	1/94-7/2000
Wyoming Ry. Co.	WYO	Apr-38