Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3RJH callsign genealogy
Currently held by Hawkins, Robert 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 K3RJH's current licensee, walking backwards.
- Hawkins, Robert JTXgranted 2024-04-05cancelled 2024-09-21
Successor callsigns
Callsigns held now by people who previously held K3RJH.
- Harp, R JeffreyPAgranted 2017-12-19
All historical holders
Every license row we've seen with the callsign K3RJH, oldest first.
- Harp, R Jeffrey PA2016-12-02 → cancelled 2017-12-19
- Hawkins, Robert J TX2024-09-21 active