See the FAQ sticky at the top of our forum.
You can carry openly, loaded, one in the tube.
Except: In your vehicle it must be unloaded. But the Magazine may remain loaded but not in the firearm. The firearm can be anywhere in the car.
Except: Not in a bar or the portion of a restruant that is for 21 and over only.
Except:Schools (I suppose the 1000' school zone would apply)