Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KQ4ZLR callsign genealogy
Currently held by ONeill Jr, Mark 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 KQ4ZLR'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 KQ4ZLR.
- ONeill Jr, Mark JVAgranted 2024-12-28