Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD5PB callsign genealogy
Currently held by Biles, John L
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 AD5PB's current licensee, walking backwards.
- Biles, John LTXgranted 2002-10-10cancelled 2003-09-25
Successor callsigns
Callsigns held now by people who previously held AD5PB.
No current licensee on record previously held this callsign.