Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5MSD callsign genealogy
Currently held by Driscoll, Mark 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 N5MSD's current licensee, walking backwards.
- Driscoll, Mark SOKgranted 2018-05-09cancelled 2019-02-20
Successor callsigns
Callsigns held now by people who previously held N5MSD.
- PATE, LARRY JOKgranted 2018-02-13
All historical holders
Every license row we've seen with the callsign N5MSD, oldest first.
- Driscoll, Mark S OK2019-02-20 active
- —— → cancelled 1998-04-22