Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7YB callsign genealogy
Currently held by SIGLER, CHARLES 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 AC7YB's current licensee, walking backwards.
- SIGLER, CHARLES EUTgranted 1994-07-15cancelled 2003-04-01
Successor callsigns
Callsigns held now by people who previously held AC7YB.
No current licensee on record previously held this callsign.