Originally Posted by After Shock Media

Most would be underground printed (i.e. super small print houses) or self printed.
Then there really only is two comic distributors in the US, hell it may be one now. Look for Diamond Comics.

Though comic sales suck serious ass, you also better be pre printing a lot of shit and be ready to eat serious dirt. Even the big companies no longer have decent distribution numbers after greed killed the comic business about a decade ago.