Hi Phil,
Virgin Blue have four E190s on the
Australian Register, VH-ZPA to VH-ZPD, and Sky Air World has one, VH-SXK which does the Sydney to Port Moresby run for Air Niugini (it left at around 0742 this morning).
VH-SXK S90000 31/05/2008 07:42 Sky Air World ERJ 190-100LR PX002 Sydney-Port Moresby.