Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4QAB callsign genealogy
Currently held by McCord, Jason 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 KJ4QAB's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KJ4QAB.
- McCord, Jason JTNgranted 2010-09-03cancelled 2012-02-07