| | | |
| | BT INFANTRY TRAINING UNITS | |
| PIONEER UNITS | |
| PIR | |
| PLASTIC SURGERY UNITS | |
| PNR TRNG BN | |
| POLICE | |
| POLISH FORCES | |
| PORT CONSTRUCTION COMPANIES | |
| PORT MORESBY COAST ARTILLERY | |
| PORT OPERATING UNITS | |
| PORTUGUESE FORCES | |
| POST MASTER GENERAL'S DEPARTMENT | |
| POST OFFICES | |
| POSTAL UNITS | |
| POW AND INTERNMENT CAMPS | |
| PRAHRAN REGIMENT | |
| PRINCE OF WALES LIGHT HORSE | |
| PRINTING AND STATIONERY UNITS | |
| PROVOST UNITS | |
| PUBLIC RELATIONS UNITS | |
| PUNISHMENT UNITS | |
Q unit names | |
R unit names | |
S unit names | |
T unit names | |
U unit names | |
| U BOATS | |
| U HEAVY BATTERY | |
| | BT FORTRESS AND COASTAL ARTILLERY UNITS | |
| UN PEACEKEEPING FORCES | |