SierraTradingPost
Questions & Answers

Try 6pm. They clear Zappos stuff. Might not have the outdoor "gear" but they have clothing from larger outdoor companies - Northface, Patagonia, etc. sign up for their notifications and they'll send you a 10-15% off every couple of months.
Sad about the demise of STP.

I haven't found one unfortunately. TJX has completely ruined a good store.

Moosejaw is ok, same for Backcountry. Not quite the deals. But...

For gear, you may try SteepandCheap.com.