Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K0LJK callsign genealogy
Currently held by MARRON, ALFRED K
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 K0LJK's current licensee, walking backwards.
- Alexander, Elisha LIAgranted 2012-10-15cancelled 2013-03-15
Successor callsigns
Callsigns held now by people who previously held K0LJK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0LJK, oldest first.
- MARRON, ALFRED K NE1995-11-28 → cancelled 2007-11-29
- Kilbride, Elisha J IA2013-03-15 → cancelled 2025-03-18