Rob, I don't think they exist .. per se. http://www.unicode.org/charts/PDF/U0000.pdf I'm guessing they are reserved .. for control codes. If you ever do find it, I'd be interested too. :) Mich ----- Original Message ----- From: "Rob Smith" <rob.smith at THERMON.com> > Hi list, > > I've been looking for the past few moments for a simple complete set of HTML > Unicode characters specifically those in the %00 to %20ish range. I have the > rest from %22 on to %ff