Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7ZVV callsign genealogy
Currently held by HART, MICHAEL 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 K7ZVV's current licensee, walking backwards.
- Hart, Seth MWAgranted 2011-05-05cancelled 2011-05-24
Successor callsigns
Callsigns held now by people who previously held K7ZVV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7ZVV, oldest first.
- HART, MICHAEL D WA1988-05-24 → cancelled 2000-05-25
- Hart, Seth M WA2021-08-12 active