Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WF1Z callsign genealogy
Currently held by RENAUD, ANTHONY M
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 WF1Z's current licensee, walking backwards.
- KNOWLTON JR, FREEMAN BRIgranted 2000-10-19cancelled 2005-07-02
- N1IHDno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WF1Z.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WF1Z, oldest first.
- RENAUD, ANTHONY M MA1990-05-22 → cancelled 2002-05-23
- KNOWLTON JR, FREEMAN B FL2025-06-21 active