Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WA1HRF callsign genealogy
Currently held by HORGAN, JAMES S
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 WA1HRF's current licensee, walking backwards.
- Salmon, Ryan CMAgranted 2021-04-09cancelled 2022-05-07
Successor callsigns
Callsigns held now by people who previously held WA1HRF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA1HRF, oldest first.
- HORGAN, JAMES S MA2004-07-08 → cancelled 2016-10-05
- Salmon, Ryan C MA2022-05-07 active