Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4DNK callsign genealogy
Currently held by LUMOS, MARK S
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 K4DNK's current licensee, walking backwards.
- LUMOS, MARK SGAgranted 1998-01-02cancelled 2000-01-25
Successor callsigns
Callsigns held now by people who previously held K4DNK.
No current licensee on record previously held this callsign.