| Acronym | Definition |
|---|
| WCO➣World Customs Organization |
| WCO➣West Corona (Amtrak station code; West Corona, CA) |
| WCO➣World Customs Organisation (Brussels, Belgium) |
| WCO➣Wildlife Conservation Office (various locations) |
| WCO➣Wisconsin Chamber Orchestra (Madison, WI) |
| WCO➣West Coast Offense (football) |
| WCO➣World Culture Open (various locations) |
| WCO➣World Currency Option (stock index) |
| WCO➣World Cagefighting Organization |
| WCO➣Washington Concert Opera |
| WCO➣Wine Council of Ontario (St. Catharines, Ontario, Canada) |
| WCO➣World Class Office (Dutch management training) |
| WCO➣Workplace Contact Officer |
| WCO➣Wet Chemical Oxidation |
| WCO➣Weapon Control Order |
| WCO➣Wet Catalyzed Oxidation |
| WCO➣Worldwide Customer Operations |
| WCO➣Warehouse Capacity Owner |