What does CORO stand for?

Chicago Operations and Regional Office - Department of Energy (GRD)

Common Rosefinch - Common English name - Scientific name: Carpodacus Erythrinus - American Ornithologists Union four-character bird identification (IBP)

Corona Coach Company - NCIC trailer make code

Coronado - NCIC truck make code

Coronado National Memorial - Hereford, AZ - National Park Service designator (NPSD)