Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI7ZFF callsign genealogy
Currently held by Marmo, Drew 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 KI7ZFF'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 KI7ZFF.
- MARMO, DREW DMOgranted 2018-07-10