Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4QZO callsign genealogy
Currently held by Ciuzio, Charles 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 N4QZO's current licensee, walking backwards.
- Ciuzio, Charles AVAgranted 2021-04-09cancelled 2021-04-30
Successor callsigns
Callsigns held now by people who previously held N4QZO.
- PONZE, LUCILLE MDCgranted 1993-03-30cancelled 2005-03-31