Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5JOS callsign genealogy
Currently held by Becher, William 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 K5JOS's current licensee, walking backwards.
- Becher, William ENMgranted 2020-06-23cancelled 2020-08-18
Successor callsigns
Callsigns held now by people who previously held K5JOS.
No current licensee on record previously held this callsign.