| Manufactor Serial Number | Type | Serial / Registration Number | Owner | Fate |
| Martin XP4M-1 Mercator (219) | 002789 | United States Navy (Inc Marines) | ||
| Martin XP4M-1 Mercator (219) | 002790 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 121451 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 121452 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 121453 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 121454 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 122207 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 122208 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 122209 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124362 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124363 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124364 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124365 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124366 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124367 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124368 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124369 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124370 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124371 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124372 | United States Navy (Inc Marines) | ||
| Martin P4M-1 Mercator (219) | 124373 | United States Navy (Inc Marines) | ||