Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5ZDH callsign genealogy
Currently held by Heart Of Texas Ham Operators Group
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 KD5ZDH'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 KD5ZDH.
- WA5HOTactiveHeart Of Texas Ham Operators GroupTXgranted 2025-09-10