Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4NDA callsign genealogy
Currently held by Roberts, Mark 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 K4NDA's current licensee, walking backwards.
- Roberts, Mark LTNgranted 2014-10-14cancelled 2016-07-12
Successor callsigns
Callsigns held now by people who previously held K4NDA.
No current licensee on record previously held this callsign.