Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0ZHF callsign genealogy
Currently held by ROWLES, WARREN C
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 W0ZHF's current licensee, walking backwards.
- PICKETT, STEVEN DKSgranted 2010-05-04cancelled 2017-08-08
Successor callsigns
Callsigns held now by people who previously held W0ZHF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0ZHF, oldest first.
- ROWLES, WARREN C IA2005-04-21 → cancelled 2017-07-18
- PICKETT, STEVEN D KS2017-08-08 active