Originally Posted by
denuaflier
Is it possible that the third card was your card that was replaced with one of the other two cards (either expired or for security reasons)? In that case, AMEX should be able to find that refund and apply that to your current card - happened to me with Chase once.
That should also happen eventually even with no intervention. Either the credit will get applied to the replacement card, or if the account is closed they will send you a check.