Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4IV callsign genealogy
Currently held by SPILLER, JAMES R
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 AJ4IV's current licensee, walking backwards.
- SPILLER, JAMES RVAgranted 2008-03-10cancelled 2008-06-09
Successor callsigns
Callsigns held now by people who previously held AJ4IV.
- SPILLER, JAMES RVAgranted 2018-04-02