What is credit one phone number? Credit One Bank Customer Service Phone Number. Phone Number of Credit One Bank is +1-702-405-2042, +1-800-797-4299, +1-800-752-5493 . Credit One Bank is an American banking company that is known for its Credit Card services.How do you make a credit one bank payment? Make a payment on a Credit One Bank credit card by scheduling a payment online, mailing in the payment coupon that accompanied the bill or using MoneyGram or Western Union. To avoid a late fee, you must make your payment by 5 p.m. PST on the due date. To schedule a standard online payment,...What is credit one payment address? Answer: The payment address for the Credit One Credit Card is: Credit One Payment Services. P.O. Box 60500. City of Industry, CA 91716-0500. Write the check payable to Credit One and include your Credit One account number in the memo section. Credit One Credit Cards are issued by Credit One Bank.Where is credit one bank located? Credit One Bank, N.A., simply referred to as Credit One Bank, is a U.S.-based bank specializing in credit cards. It has corporate offices in Las Vegas, Nevada.