Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K2CAJ callsign genealogy
Currently held by ESTRADA, JOSE 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 K2CAJ's current licensee, walking backwards.
- Craver, Scott ANYgranted 2017-01-19cancelled 2017-02-07
Successor callsigns
Callsigns held now by people who previously held K2CAJ.
- ESTRADA, JOSE JPRgranted 2022-08-04
All historical holders
Every license row we've seen with the callsign K2CAJ, oldest first.
- CUNNINGHAM SR, WARREN L NY1998-03-25 → cancelled 2010-03-26
- ESTRADA, JOSE J PR2010-05-01 → cancelled 2012-07-31
- Craver, Scott A NY2017-02-07 active