J&J Coins and Collectibles
establishment
- Address
- 901 S Cecelia St, Sioux City
- Phone
- (712) 274-9195
- Website
- www.jj-coin.com
- Rating
- 4.4 on GoogleGoogle's number, not ours, and it covers the shop rather than what they pay for coins.
Know your numbers first
Walk in with a value in mind. Look up the cert number on anything slabbed, and check recent sold comps so you can tell a fair offer from a fast one.