Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK6PUY callsign genealogy
Currently held by SHAFFER, WILLIAM M
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 KK6PUY's current licensee, walking backwards.
- SHAFFER, WILLIAM MCAgranted 2013-10-22cancelled 2014-11-06
Successor callsigns
Callsigns held now by people who previously held KK6PUY.
- SHAFFER, WILLIAM MCAgranted 2024-11-20