• Boston University Clinical Translational Sciences Institute
• Brown University Advance Clinical Translational Research Center
• CoresRI - provides access to the Rhode Island Cores
• AIDS Clinical Trials Group
• Center for Health Economics of Treatment Interventions for Substance Use Disorder, HCV, and HIV
• Uganda, Russia, Boston, Alcohol Network for Alcohol  Research Collaboration on HIV/AIDS (Boston Medical Center) 
• Brown University's Alcohol Research Center on HIV

Through the National CFAR network, there are several interCFAR working Groups on specific topic areas, including Justice, Substance use, HIV/AIDS, Involved Populations (J-SHIP), InterCFAR working group on HIV and Women, Biostatistics Network, Faith & Spirituality, and Implementation Science. Visit the NIH site for a complete listing.