Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK7OLZ callsign genealogy
Currently held by Marble, Micheal S
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 KK7OLZ'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 KK7OLZ.
- Marble, Micheal SAZgranted 2023-11-14