If you have niche appropriate galleries the following are still alive and taking submits. The first is open submit, the others require a partner account. If you want an account shoot me a PM with desired user/pass and your submit email.
http://www.babes-in-boots.com/TGPX/submit.php
http://www.dressingforsex.com/TGPX/submit.php
http://www.stocking-vixens.com/TGPX/submit.php
http://www.well-heeled-women.com/TGPX/submit.php