Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5ZEM callsign genealogy
Currently held by Wheeler, Carl V
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 K5ZEM's current licensee, walking backwards.
- Wheeler, Carl VTXgranted 2014-09-26cancelled 2014-10-17
Successor callsigns
Callsigns held now by people who previously held K5ZEM.
No current licensee on record previously held this callsign.