Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4LJR callsign genealogy
Currently held by KALUA SR, MICHAEL A
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 N4LJR's current licensee, walking backwards.
- Voorhis, NathanCOgranted 2018-07-23cancelled 2019-04-05
Successor callsigns
Callsigns held now by people who previously held N4LJR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4LJR, oldest first.
- KALUA SR, MICHAEL A NC2006-10-10 → cancelled 2019-02-12
- Voorhis, Nathan CO2019-04-05 active