N6643A is a 1956 Cessna 172 (fixed wing single engine) with serial number 28743, registered in Monroe, UT. Its FAA registration is valid and runs until Jun 30, 2028; the renewal window opens on Dec 30, 2027. It is powered by a Cont Motor 0-300 SER rated at 145 hp. Its airworthiness certificate is in the standard class, issued May 15, 1956. It is one of 1,805 172 aircraft in the FAA registry, 27 of them registered in Utah. About 57% of them were built after it. The NTSB accident database lists one record for this airframe since 2008, the latest on May 10, 2026.
Registration
- FAA status
- Valid registration
- Expires
- Jun 30, 2028
- Registrant type
- Individual
- Registered owner
- Individual owner, name not shown
- Location
- Monroe, UT
- Local FAA office (FSDO)
- Salt Lake City FSDO (SLC FSDO) · (801) 257-5020
- Certificate issued
- Jun 15, 2018
- Last FAA action
- May 19, 2023
- Mode S code (hex)
- A8C5D7
- Mode S code (octal)
- 52142727
- Official record
- registry.faa.gov
Aircraft
Public airports near Monroe
| Airport | ID | Distance | Tower | Fuel |
|---|---|---|---|---|
| Richfield Municipal Richfield, UT | KRIF | 8 mi | Non-towered | 100LL, A, A+ |
| Junction Junction, UT | U13 | 26 mi | Non-towered | - |
| Fillmore Municipal Fillmore, UT | KFOM | 27 mi | Non-towered | 100LL, A |
Straight-line distance from the registration city, from the FAA airport directory (NASR). The registry does not say where an aircraft is based.
NTSB accident and incident records
| Date | Place | Aircraft (as NTSB recorded it) | Damage | Highest injury | NTSB no. |
|---|---|---|---|---|---|
| May 10, 2026 | Marysvale, UT | Cessna 172 this airframe | Destroyed | Serious | WPR26LA180 |
From the NTSB aviation accident database (events since 2008, data through Oct 28, 2026), matched by N-number. An N-number can move between aircraft, so each row is checked against the serial number on the current registration.