Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9HDH callsign genealogy
Currently held by ELKHART AMATEUR RADIO CLUB
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 K9HDH'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 K9HDH.
- AE9UactiveELKHART AMATEUR RADIO CLUBINgranted 2016-04-26