Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4AYK callsign genealogy
Currently held by MERCHANT, DAVID 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 K4AYK's current licensee, walking backwards.
- MERCHANT, DAVID AALgranted 2014-05-05cancelled 2016-07-26
Successor callsigns
Callsigns held now by people who previously held K4AYK.
No current licensee on record previously held this callsign.