Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4RLR callsign genealogy
Currently held by HARDY, JAMES L
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 K4RLR's current licensee, walking backwards.
- Russell, CarlIAgranted 2025-01-11cancelled 2025-01-31
Successor callsigns
Callsigns held now by people who previously held K4RLR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4RLR, oldest first.
- HARDY, JAMES L AR2006-02-07 → cancelled 2018-04-06
- Russell, Carl IA2025-01-31 active