Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KL3OK callsign genealogy
Currently held by MASSEY, NICHOLAS F
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 KL3OK's current licensee, walking backwards.
- Massey, Nicholas FAKgranted 2012-02-21cancelled 2012-11-01
Successor callsigns
Callsigns held now by people who previously held KL3OK.
No current licensee on record previously held this callsign.