Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC7ZZF callsign genealogy
Currently held by Baldwin, Donald R
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 KC7ZZF's current licensee, walking backwards.
- N1QVFcancelledcancelled 1998-01-06
Successor callsigns
Callsigns held now by people who previously held KC7ZZF.
- Baldwin, Donald RORgranted 2003-08-25cancelled 2008-04-01