Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8ZK callsign genealogy
Currently held by ZETLER, PHILIP A
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 W8ZK's current licensee, walking backwards.
- BOWSHIER, STEVEN JOHgranted 1999-05-27cancelled 2000-05-09
Successor callsigns
Callsigns held now by people who previously held W8ZK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8ZK, oldest first.
- ZETLER, PHILIP A OH1988-02-23 → cancelled 2000-02-24
- BOWSHIER, STEVEN J CO2020-03-14 active