By that point, you can only really get 32 awg as magnet wire, most wrapping wire comes in 30 awg.
If you're want 30 awg wrapping wire, here's a suggestion (multiple colors on one spool):
If you want a single color, this is the same company:
Getting into 32 awg magnet wire, here's a suggestion:
Though in most cases where you're using magnet wire, you can likely get away with using 34 awg if you really want:
Sorry if this isn't exactly what you're looking for, but I hope some of it helps!