Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4AHN callsign genealogy
Currently held by Kemm, Gabriel C
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 K4AHN's current licensee, walking backwards.
- Kemm, Gabriel CCOgranted 2017-04-17cancelled 2024-04-09
Successor callsigns
Callsigns held now by people who previously held K4AHN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4AHN, oldest first.
- SHRUM, JOHN W GA2010-01-29 → cancelled 2022-04-19
- Kemm, Gabriel C CO2024-04-09 active