| Designation | Modified Role | Location | Serial / Regist. | 
|---|
| YP-3A |  |   |   | 
| P-3A |  | NAS Brusnwick  Brunswick, Maine | 152156 | 
|   |   | NAS Jacksonville  Jacksonville, Florida | 151374 | 
|   |   | National Museum of Naval Aviation  NAS Pensacola, Florida | 152152 | 
| RP-3A | Reconnaissance | Western Aerospace Museum  Oakland, California | 150520 | 
| TP-3A | Trainer |   |   | 
| EP-3A | Special electronic installation |   |   | 
| UP-3A | Utility |   |   | 
| WP-3A | Weather reconnaissance |   |   | 
| VP-3A | Staff transport |   |   | 
| NP-3A |  |   |   | 
| NUP-3A | Utility |   |   | 
| P-3B |  | NAS New Orleans Joint Reserve Base  New Orleans, Louisiana | 153444 | 
|   |   | NAS Whidbey Island  Whidbey Island, Washington | 152764 | 
|   |   | NAS Willow Grove  Willow Grove, Pennsylvania | 154574 | 
|   |   | Selfridge Military Air Museum  Selfridge ANG Bas, Michigan | 152748 | 
| EP-3B | Special electronic installation |   |   | 
| UP-3B | Utility |   |   | 
| YP-3C |  |   |   | 
| P-3C |  |   |   | 
| NP-3C |  |   |   | 
| P-3D |  |   |   | 
| RP-3D | Reconnaissance |   |   | 
| WP-3D | Weather reconnaissance |   |   | 
| NP-3D |  |   |   | 
| EP-3E | Special electronic installation |   |   | 
| P-3F |  |   |   | 
| EP-3J | Special electronic installation |   |   |