What does NOCA stand for?

National Organization for Competency Assurance (EA)

National Ovarian Cancer Association - Canada (EAIO)

Nitrosooxazolidinecarboxylic Acid - Organic chemistry

North Cascades National Park - Marblemount, WA - National Park Service designator (NPSD)

Northern Cardinal - Common English name - Scientific name: Cardinalis Cardinalis - American Ornithologists Union four-character bird identification (IBP)