Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7ZAB callsign genealogy
Currently held by Adams, Michael
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 KD7ZAB'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 KD7ZAB.
- Adams, MichaelAZgranted 2013-10-24cancelled 2026-03-06