Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5WRO callsign genealogy
Currently held by MARTIN, JIMMIE D
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 K5WRO's current licensee, walking backwards.
- Owen, Walter RTXgranted 2013-05-08cancelled 2014-11-25
Successor callsigns
Callsigns held now by people who previously held K5WRO.
- MARTIN, JIMMIE DWAgranted 2010-05-28cancelled 2013-09-10
All historical holders
Every license row we've seen with the callsign K5WRO, oldest first.
- MARTIN, JIMMIE D NM1999-04-28 → cancelled 2000-08-01
- OWEN, WALTER R TX2024-12-19 active