Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5MTT callsign genealogy
Currently held by MARTIN, ROBERT L
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 N5MTT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N5MTT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5MTT, oldest first.
- MARTIN, ROBERT L OK1988-06-28 → cancelled 2000-06-29
- SAMLALSINGH, KIRK W FL2020-01-10 active