Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1ZIL callsign genealogy
Currently held by WESCOTT, MARK E
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 K1ZIL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K1ZIL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1ZIL, oldest first.
- MANZA, DOUGLAS H ME1995-11-28 → cancelled 2007-11-29
- WESCOTT, MARK E WA2019-06-24 active