Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9DRH callsign genealogy
Currently held by HARTNETT, DAVID R
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 K9DRH's current licensee, walking backwards.
- HARTNETT, DAVID RILgranted 1998-10-26cancelled 2004-05-01
Successor callsigns
Callsigns held now by people who previously held K9DRH.
No current licensee on record previously held this callsign.