Home » 4PX Tracking » 4PX Frequently Asked Questions » How do I create product number How do I create product number You can choose any product NO. at your convenience. Any number and letter, but not more than 10 characters. See Also 4PX Tracking Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Email a link to a friend (Opens in new window) Email