Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CJO callsign genealogy
Currently held by OREN, CAROL 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 K9CJO's current licensee, walking backwards.
- OREN, CAROL JMIgranted 1997-06-09cancelled 2005-02-25
Successor callsigns
Callsigns held now by people who previously held K9CJO.
No current licensee on record previously held this callsign.