| 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 |   |   |