Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7ZWB callsign genealogy
Currently held by Graves, David 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 KC7ZWB's current licensee, walking backwards.
- GRAVES, DAVID Jcancelled 1997-12-18
Successor callsigns
Callsigns held now by people who previously held KC7ZWB.
- GRAVES, DAVID JAZgranted 2016-12-07cancelled 2018-07-03