Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3KMA callsign genealogy
Currently held by Fish, J Fred
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 N3KMA's current licensee, walking backwards.
- Fish, J FredPAgranted 2002-04-10cancelled 2002-06-18
Successor callsigns
Callsigns held now by people who previously held N3KMA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3KMA, oldest first.
- FITZ, JOHN F MD1991-09-10 → cancelled 1998-08-16
- Fish, J Fred PA2022-05-07 active