| Acronym | Definitions |
|---|---|
| OCH | 4 |
| OCHA | 2 |
| OCI | 11 |
| OCIS | 4 |
| OCL | 7 |
| OCLC | 4 |
| OCLI | 2 |
| OClO | 1 |
| OCM | 6 |
| OCMI | 2 |
| OCN | 2 |
| OCNL | 2 |
| OCNLY | 1 |
| OCO | 11 |
| OCONUS | 1 |
| OCP | 14 |
| OCP/RG | 1 |
| OCP/SC | 1 |
| OCPA | 2 |
| OCPSF | 2 |
| OCR | 17 |
| OCRA | 1 |
| OCRD | 4 |
| OCRM | 2 |
| OCRS | 3 |
| OCRWM | 1 |
| OCS | 18 |
| OCSE | 1 |
| OCSEAP | 2 |
| OCSLA | 1 |
(151 — 180 of 831)