Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5HRR callsign genealogy
Currently held by Robson Residents Radio Club
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 K5HRR's current licensee, walking backwards.
- KJ5OQTcancelledRobson Residents Radio ClubTXgranted 2026-02-28cancelled 2026-03-20
Successor callsigns
Callsigns held now by people who previously held K5HRR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5HRR, oldest first.
- THOMAS, JAMES W TX2006-05-04 → cancelled 2018-07-31
- Robson Residents Radio Club TX2026-03-20 active