Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N6556D.
| Tail Number / N-Number | N6556D |
| Manufacturer | BEECH |
| Model | C-45H |
| Year Built | 1960 |
| Manufacturer's Serial Number | AF 471 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Government |
| Owner Name | NORTHEAST REGION CIVIL AIR PATROL |
| Street | 605 STEWART AVE |
| City | GARDEN CITY |
| State | NY |
| Zip Code | 11530 |
| Region | Eastern |
| Certificate Issue Date | 1962-10-19 |
| Last Status | Valid Registration |
| Cancellation Date | 1963-06-14 |
| Mode S Code | 52121173 |
| Mode S Code Hex | A8A27B |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N6556D.
| Tail Number / N-Number | N6556D |
| Manufacturer | CESSNA |
| Model | 172N |
| Manufacturer's Serial Number | 17272864 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CESSNA AIRCRAFT CO |
| Last Status | Valid Registration |
| Cancellation Date | 1979-06-22 |
| Exported To | NORWAY |
| Mode S Code | 52121173 |
| Mode S Code Hex | A8A27B |