Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4EKI callsign genealogy
Currently held by HERRERA, GRAYSON J
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 KN4EKI's current licensee, walking backwards.
- HERRERA, GRAYSON JNCgranted 2017-04-10cancelled 2017-07-10
Successor callsigns
Callsigns held now by people who previously held KN4EKI.
- HERRERA, GRAYSON JNCgranted 2019-02-20