Finding a Transaction ID From Product Advertising API: 2009-11-01 previous page next page Finding a Transaction ID On the retail web site, the Transaction ID is called the Order Number. To find one, point your browser at www.amazon.com. Click on the following links: Your Account>Where's My Stuff? > Open and recently shipped orders. If you have not purchased anything recently, you can use the See More dropdown list to select, for example, Orders placed in an entire year. On the page that lists the transactions, use the Order Number for the Transaction ID. previous page start next page