Vassago
http://www.vassagocycles.com/
Voodoo
http://www.voodoocycles.net/
Soma
http://www.somafab.com/index.html
Salsa
http://www.salsacycles.com/
Surly
http://www.jensonusa.com/store/sub/535-Frames-Road.aspx
Kona
There are tons of great cheap steel frames out there - don't worry about spending a little on the front end for years of satisfaction down the road.
a bunch of cheap steel frames at bike island even
http://www.bikeisland.com/cgi-bin/BK...Framesets-Road
did you check treefort bikes?
http://www.treefortbikes.com/home
Bikeman
http://www.bikeman.com/
lots of options