SInce this is in the C-Band area, I assume you mean the C-Band side and not KU (which sucks here in the northern states)
I use a 6 footer and almost everything comes in just fine..nice and strong. I know a few folks in Michigan (like brent) who have a 1.2m dish...maybe they can chime in
If you check thelist, all those channels I logged on the 6 footer (I was the one who updates the C-Band side of thelist)