I suggest that you write not call.
Larry Flynt Publishing Inc.
8484 Wilshire Boulevard, Suite 900
Beverly Hills, California 90211
Telephone: (323) 651-5400
Fax: (323) 651-3525
You need to be prepared to specify which magazine you may want to submit to and ask for the submission guidelines.
the current LFP magazine titles are:
Barely Legal Magazine
LFP also has a range of websites where there may be other opportunities to sell them images.