Z

ZACX

Zaclon, Inc.

added 10/1988; 1/1994-7/2005; eliminated 10/2009

ZCAX

Zinc Corp. of America
(previously St. Joe Minerals Corp., reporting marks SJMX)

added 10/1988; 1/1994-7/2000; eliminated 10/2002; 7/2005 (unlisted)

ZCCX

Zeigler Coal Co.

added 1/1979; 1/1980-1/1994; eliminated 7/1999; 7/2000-7/2020 (unlisted)

ZCRX

American Zinc Recycling

7/2020 (not listed)

ZEKX

Zekelman Freight, LLC

7/2020 (not listed)

ZFSX

Zeeland Farm Services Inc.

7/2020 (not listed)

ZIPX

Zip Transportation Co., Inc.

added 7/1965; 7/1965-1/1994; eliminated 4/1994

ZMX

Zummo Meat Co.

1/1952; eliminated 4/1953

ZRNX

Erie City Energy Division, Zurn Industries, Inc.

added 1/1972; 1/1975-1/1980; eliminated 5/1983; 1/1994-7/2020 (unlisted)

ZTLX

Zenith Tank Line

8/1920

ZTLX

Ziol Tank Line

added 7/1973; 1/1975-1/1980; eliminated 1/1991; 1/1994 (unlisted); added 7/1999; 7/2000; eliminated 10/2003

ZTTX

Trailer Train Co.

added 4/1966; eliminated 1/1992

ZTTX

TTX Co.

added 1/1992; 1/1994-7/2020

ZVBX

Ferrous Processing and Trading Co.

added 4/2006; 7/2020