Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0HNJ callsign genealogy
Currently held by Gargano, Mark E
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 KC0HNJ'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 KC0HNJ.
- Gargano, Mark ECOgranted 2000-03-25cancelled 2001-03-13