There is no readily available list of the models who appear in the 2007 spring edition of Undergear magazine. However, Undergear enthusiasts curate and maintain online photo collections of models who appear in the 2007 spring edition of Undergear magazine.
Print editions of Undergear and its brother magazine, International Male, and the companies themselves, are now defunct. Undergear's website, Undergear.com, is currently under construction, as of 2015. A keyword search using "Undergear 2007" on Pinterest.com retrieves photos from all the 2007 editions,including the spring edition. Paul Marron, Sean Harley and Alec Musser are a few of the featured models.
There are also copies of the spring 2007 edition of Undergear magazine available on eBay, as of December 2015. They retail for approximately $11 to $12. InternationalJock.com, a separate company, fulfills a similar fashion niche for those seeking similar products and visual fare.