Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4JHB callsign genealogy
Currently held by Porter, Steven E
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 KK4JHB's current licensee, walking backwards.
- BRACKETT, JAMES HNCgranted 2016-02-22cancelled 2016-04-05
Successor callsigns
Callsigns held now by people who previously held KK4JHB.
- Porter, Steven EFLgranted 2012-06-09cancelled 2024-06-11
All historical holders
Every license row we've seen with the callsign KK4JHB, oldest first.
- Porter, Steven E FL2012-05-15 → cancelled 2012-06-09
- BRACKETT, JAMES H NC2016-04-05 active