Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5RSR callsign genealogy
Currently held by ROUNDS, RONALD 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 W5RSR's current licensee, walking backwards.
- RENTFROW, RONALD STXgranted 2016-06-17cancelled 2019-06-04
Successor callsigns
Callsigns held now by people who previously held W5RSR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5RSR, oldest first.
- ROUNDS, RONALD S OK2005-05-17 → cancelled 2017-05-18
- RENTFROW, RONALD S TX2019-06-04 active