Try Metal Super Market in Ohio.
Phone# 1-440-942-0756. I buy most of the materials I use from them. They have no minimums and will cut to length if requested.
I haven't used MSC since 1989 when the misplaced an order I made with them for a dial indicator wth a 2" travel and then thought it was funny. There are too many industrial supply shops around that need the business to put up with an outfit that got far too big to deal with.
Bob Roller