Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3MJH callsign genealogy
Currently held by Hennelly Jr, Michael J
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 KB3MJH's current licensee, walking backwards.
- Hennelly Jr, Michael JPAgranted 2021-04-07cancelled 2021-08-03
Successor callsigns
Callsigns held now by people who previously held KB3MJH.
- Goldstein, Heath GPAgranted 2025-07-25
All historical holders
Every license row we've seen with the callsign KB3MJH, oldest first.
- Goldstein, Heath G PA2005-06-14 → cancelled 2005-07-02
- Hennelly Jr, Michael J PA2021-08-03 active