| Kısaltma | Anlam | Dil | Konular |
|---|---|---|---|
| PCO | Principal Contracting Officer | İngilizce | → 3474 |
| PCO | Procuring Contracting Office(r) | İngilizce | → 3474 |
| PCO | Program Contracting Officer | İngilizce | |
| PCO | Program Control Officer | İngilizce | |
| PCO | Program-Controlled Output | İngilizce | |
| PCO | Partido Comunista de España (www.pce.es) | İspanyolca | → 32915 |