Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1ZER callsign genealogy
Currently held by Helms, Kevin D
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 W1ZER's current licensee, walking backwards.
- Helms, Kevin DNYgranted 2010-03-12cancelled 2010-08-17
Successor callsigns
Callsigns held now by people who previously held W1ZER.
No current licensee on record previously held this callsign.