Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0WZR callsign genealogy
Currently held by ARNOLD, MARK 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 W0WZR's current licensee, walking backwards.
- ARNOLD, MARK AMOgranted 2014-04-25cancelled 2014-10-28
Successor callsigns
Callsigns held now by people who previously held W0WZR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0WZR, oldest first.
- BOWMAN, RICHARD E NE1995-05-24 → cancelled 2007-05-25
- ARNOLD, MARK A MO2024-09-13 active