Expired credit card trying to redeem new onedue to me, not remembering the old phone number related to the account because it’s been so long of though

Questions about trying to receive my new debit card that was sent general delivery to the post office and it’s been years now since I’ve had this card and can’t remember the exact date of me starting the account and putting the last deposit on it so having trouble receiving the card due to me, not remembering the old phone number related to the account because it’s been so long is there any way I can get help with this

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