SCCA Views 6 meanings found SCCA is best known as the Sports Car Club of America, a major auto‑sport organization, but the acronym also appears in medical oncology collaborations, regional archival institutions, and a few niche clubs. Medical Seattle Cancer Care Alliance Miscellaneous Secret Car Club of America Supercharged Cigarette Club of America Governmental Schuylkill County Courthouse Archives Business Southern California Contractors Association Sports Sports Car Club of America