Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5MJN callsign genealogy
Currently held by ORTA, SEAN S
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by N5MJN's current licensee, walking backwards.
- Nulter, Mark JTXgranted 2010-07-14cancelled 2011-04-05
Successor callsigns
Callsigns held now by people who previously held N5MJN.
- NULTER, MARK JMIgranted 2017-12-01
All historical holders
Every license row we've seen with the callsign N5MJN, oldest first.
- ORTA, SEAN S OK1988-04-12 → cancelled 2000-04-13
- NULTER, MARK J MI2011-04-05 → cancelled 2017-12-01