Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7PDH callsign genealogy
Currently held by HEITMAN, DAVID J
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 K7PDH's current licensee, walking backwards.
- HEITMAN, DAVID JORgranted 2020-01-17cancelled 2020-03-20
Successor callsigns
Callsigns held now by people who previously held K7PDH.
No current licensee on record previously held this callsign.