Which Credit Card types does Adumo Online support? David Viljoen June 17, 2021 07:08 Updated Follow Adumo Online's merchants are able to process the following credit cards: Visa MasterCard Amex Diners Maestro Related articles Where do I find a list of bank error codes? Bank Rejection Codes And Reasons How do I receive the funds for a transaction performed on my website? What is an email payment link? What is EFT Secure? Comments 0 comments Article is closed for comments.