Direct Volunteer Locator
Find Blood Donors.
Locate compatible volunteer blood donors in your area and city with automated ABO/Rh compatibility matching.
Find compatible donors
Choose a blood group and hospital location. Donor contact information remains private.
O− is the universal red-cell donor type; AB+ is the universal red-cell recipient type. Clinical compatibility must always be confirmed by a medical professional.
Showing compatible ABO/Rh donors for maximum medical viability.
NOTICE: Algorithmic blood compatibility is provided solely for volunteer matching logistics. It does NOT constitute medical clearance and cannot substitute for mandatory hospital crossmatching, infectious disease screening, or physician verification.