Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4MBH callsign genealogy
Currently held by PEREZ, STEPHEN 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 KD4MBH's current licensee, walking backwards.
- PEREZ, STEPHEN MGAgranted 2021-02-23cancelled 2023-09-16
Successor callsigns
Callsigns held now by people who previously held KD4MBH.
- PEREZ, STEPHEN MGAgranted 2021-02-23cancelled 2023-09-16
All historical holders
Every license row we've seen with the callsign KD4MBH, oldest first.
- PEREZ, STEPHEN M GA2012-01-03 → cancelled 2021-02-23
- PEREZ, STEPHEN M GA2023-09-16 active