Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9ZMK callsign genealogy
Currently held by Baker III, Travis L
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 W9ZMK's current licensee, walking backwards.
- Baker III, Travis LINgranted 2024-01-19cancelled 2024-08-27
Successor callsigns
Callsigns held now by people who previously held W9ZMK.
No current licensee on record previously held this callsign.