Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4AWN callsign genealogy
Currently held by ESBROOK, JOSHUA 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 K4AWN's current licensee, walking backwards.
- ESBROOK, JOSHUA JMIgranted 2020-04-29cancelled 2020-05-19
Successor callsigns
Callsigns held now by people who previously held K4AWN.
No current licensee on record previously held this callsign.