Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9QIV callsign genealogy
Currently held by Greenidge, David D
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 N9QIV'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 N9QIV.
- Greenidge, David DCOgranted 2012-05-08cancelled 2024-07-23