Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ4REL callsign genealogy
Currently held by JACALA, ARIEL P
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 KJ4REL's current licensee, walking backwards.
- Jacala, Ariel PSCgranted 2009-02-06cancelled 2009-04-14
Successor callsigns
Callsigns held now by people who previously held KJ4REL.
- JACALA, ARIEL PSCgranted 2009-04-14cancelled 2010-07-27