Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA8US callsign genealogy
Currently held by BROCK, JOHN 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 WA8US's current licensee, walking backwards.
- BROCK, JOHN FOHgranted 2015-01-08cancelled 2017-03-03
Successor callsigns
Callsigns held now by people who previously held WA8US.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA8US, oldest first.
- WESTERN RESERVE DX SOCIETY OH1998-10-05 → cancelled 1999-09-02
- BROCK, JOHN F OH2017-03-03 active