Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WN4JC callsign genealogy
Currently held by Cawley, Jeff 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 WN4JC's current licensee, walking backwards.
- Cawley, Jeff AGAgranted 2011-03-23cancelled 2012-06-05
Successor callsigns
Callsigns held now by people who previously held WN4JC.
No current licensee on record previously held this callsign.