Hamburg card buyers: questions
Which card shops in Hamburg buy sports cards?
West Seneca: GameStop (West Seneca) (8.2 mi); Buffalo: GameStop (Buffalo) (13.6 mi).
Which Hamburg card shops are open on Sunday?
2 of the 2 with a full week of posted hours: GameStop (West Seneca) (11am–6pm) and GameStop (Buffalo) (11am–6pm).
Which sports cards are worth selling?
Rookie cards of current stars, numbered parallels, autographs, vintage Hall of Famers and graded slabs are what shops pay for.

