Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N1KKK callsign genealogy
Currently held by MARSH, DAVID T
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 N1KKK's current licensee, walking backwards.
- Couture, John FNHgranted 2016-04-18cancelled 2016-05-21
Successor callsigns
Callsigns held now by people who previously held N1KKK.
All historical holders
Every license row we've seen with the callsign N1KKK, oldest first.
- MARSH, DAVID T MA2007-06-23 → cancelled 2007-07-31
- Couture, John F NH2016-05-21 → cancelled 2018-04-27