I was able to get into CAMPS, and the 2024 license code (I'm assuming it's the same thing as the license number, which for Pro Plus 2024 is:

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One thing I noticed is that in the CAMPS / account information, our company name is still listed as what I had previously before changing it for 2024,  There is a question link after it asking if I want to change company name?  Clicking on the link shows a pretty complicated process and involves downloading a "Business Name Change" template, and uploading government issued documents. 

I remember seeing that when I was trying to get logged into 2024 for the first time, and thinking to myself, "you've got to be kidding!"  So I'm pretty sure I didn't go through that process to change my log-in name.  Throughout Quickbooks though, it mostly just uses my first and last name which is what I think was the case previously.