Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4ASA callsign genealogy
Currently held by Hildreth, Asa C
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 KB4ASA's current licensee, walking backwards.
- Hildreth, Asa CFLgranted 2011-10-25cancelled 2013-05-10
Successor callsigns
Callsigns held now by people who previously held KB4ASA.
No current licensee on record previously held this callsign.