Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3BS callsign genealogy
Currently held by WALGREN, JEFF S
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 AC3BS's current licensee, walking backwards.
- WALGREN, JEFF SPAgranted 2012-06-26cancelled 2017-10-12
Successor callsigns
Callsigns held now by people who previously held AC3BS.
No current licensee on record previously held this callsign.