• Register
• Sell
  • Learn More
  • Register to Sell
• Auctions
  • Baseball(654)
  • Basketball(123)
  • Football(239)
  • Hockey(89)
  • Other Cards(89)
• Help
  • User's Guide
  • Help/Contact Sportlots

Learn more about the Sportlots Baseball Card Values Guide.

Greg Kosc Baseball Trading Cards

Greg Kosc Baseball current trading card values

Card Description	NM	EX/NM	EX	VG	GOOD

1988 T/M Umpires #25 Greg Kosc	$0.22
1989 T/M Umpires #23 Greg Kosc	$0.27
1990 T/M Umpires #22 Greg Kosc	$0.32

See All Greg Kosc Baseball Trading Card Values

Copyright 1999-2025, Sportlots, LLC. All rights reserved.Privacy Policy
Use of Sportlots Web site constitutes acceptance our Agreement Terms.