Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1JRH callsign genealogy
Currently held by DOHERTY, WILLIAM F
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 K1JRH's current licensee, walking backwards.
- Horton, Jerry RMAgranted 2018-05-23cancelled 2018-06-12
Successor callsigns
Callsigns held now by people who previously held K1JRH.
- Horton, Jerry RMAgranted 2018-11-24
All historical holders
Every license row we've seen with the callsign K1JRH, oldest first.
- DOHERTY, WILLIAM F MA2005-08-09 → cancelled 2017-09-15
- Horton, Jerry R MA2018-06-12 → cancelled 2018-11-24