Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3JQP callsign genealogy
Currently held by Casteel, William B
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 K3JQP's current licensee, walking backwards.
- Casteel, William BFLgranted 2001-05-07cancelled 2001-05-30
Successor callsigns
Callsigns held now by people who previously held K3JQP.
No current licensee on record previously held this callsign.