Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0ZIP callsign genealogy
Currently held by Hein, Joseph 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 KC0ZIP's current licensee, walking backwards.
- Hein, Joseph AMOgranted 2000-08-22cancelled 2003-03-11
Successor callsigns
Callsigns held now by people who previously held KC0ZIP.
No current licensee on record previously held this callsign.