Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3ILL callsign genealogy
Currently held by Sherer Jr, John 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 K3ILL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K3ILL.
- Sherer Jr, John ANJgranted 2011-05-06cancelled 2012-06-08