Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB3JKH callsign genealogy
Currently held by Carlo, John A
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 KB3JKH's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KB3JKH.
- Carlo, John AMDgranted 2025-07-22