Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4ZQ callsign genealogy
Currently held by KISTHARDT, RANDY A
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 AG4ZQ's current licensee, walking backwards.
- KISTHARDT, RANDY AKYgranted 2003-05-21cancelled 2003-06-09
Successor callsigns
Callsigns held now by people who previously held AG4ZQ.
No current licensee on record previously held this callsign.