- Australia Needle Exchange NSEP Services in the Hunter The NSEP offers various services throughout the Hunter area. Our Secondary Program operates through a number of outlets. For more information about outlets, please contact your local NSEP exchange. For the Hunter, the Primary Exchange is in Pacific St, Newcastle (phone number (049) 23 6056). Our fax number is (049) 23 6304. We are also ...www.hivpositive.com/f-Resources/f-19-NeedleExPgms/19-AustService.html