Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4PEB callsign genealogy
Currently held by BIDWELL, PENELOPE 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 K4PEB's current licensee, walking backwards.
- Biddle, Michael OFLgranted 2022-09-14cancelled 2022-12-30
Successor callsigns
Callsigns held now by people who previously held K4PEB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4PEB, oldest first.
- BIDWELL, PENELOPE E TN2010-02-04 → cancelled 2022-04-05
- Biddle, Michael O FL2022-12-30 active