Does anyone know where I can purchase (refurbished or new) Sprint Blackberry q10?

Ideally, I would purchase a few.

Ebay.... Amazon. Can find used or refurbished SPRINT Q10 on either.

Maybe this will work for you http://forums.crackberry.com/showthread.php?t=1078363

 Passport/SQW100-3 .2876 CB10 