Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7VMZ callsign genealogy
Currently held by Black, Randy 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 K7VMZ's current licensee, walking backwards.
- Black, Randy JORgranted 2015-05-07cancelled 2017-04-18
Successor callsigns
Callsigns held now by people who previously held K7VMZ.
No current licensee on record previously held this callsign.