Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WZ7L callsign genealogy
Currently held by BASH, STEVEN 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 WZ7L's current licensee, walking backwards.
- Allen, RobertWAgranted 2014-03-26cancelled 2022-06-07
Successor callsigns
Callsigns held now by people who previously held WZ7L.
- KNITTER, MICHAEL RILgranted 2020-05-12cancelled 2025-09-03
All historical holders
Every license row we've seen with the callsign WZ7L, oldest first.
- BASH, STEVEN E UT2009-01-20 → cancelled 2016-08-01
- KNITTER, MICHAEL R MN2018-08-21 → cancelled 2020-05-12
- Allen, Robert WA2022-06-07 active