Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1ZZF callsign genealogy
Currently held by Martinez, James 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 K1ZZF's current licensee, walking backwards.
- Martinez, James DCTgranted 2023-11-21cancelled 2023-12-09
Successor callsigns
Callsigns held now by people who previously held K1ZZF.
No current licensee on record previously held this callsign.