Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4HMM callsign genealogy
Currently held by Maslin, Hunter M
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 K4HMM's current licensee, walking backwards.
- Maslin, Hunter MFLgranted 2018-07-27cancelled 2018-08-14
Successor callsigns
Callsigns held now by people who previously held K4HMM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4HMM, oldest first.
- Martin Jr, Hugh M NC2004-03-02 → cancelled 2016-03-03
- Maslin, Hunter M FL2018-08-14 active