Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1ZOT callsign genealogy
Currently held by WILLIAMS, PHILIP 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 W1ZOT's current licensee, walking backwards.
- WILLIAMS, PHILIP JTXgranted 2018-12-18cancelled 2019-02-05
Successor callsigns
Callsigns held now by people who previously held W1ZOT.
No current licensee on record previously held this callsign.