Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0HEN callsign genealogy
Currently held by SCHERR, COHEN J
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 KC0HEN's current licensee, walking backwards.
- SCHERR, COHEN JMOgranted 2023-02-23cancelled 2023-03-13
Successor callsigns
Callsigns held now by people who previously held KC0HEN.
- Laudan, John E CCAgranted 2024-11-19
All historical holders
Every license row we've seen with the callsign KC0HEN, oldest first.
- Laudan, John E C CA2000-02-02 → cancelled 2004-04-13
- SCHERR, COHEN J MO2023-03-13 active