Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7DLF callsign genealogy
Currently held by FRANKE, DAVID L
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 K7DLF's current licensee, walking backwards.
- FRANKE, DAVID LMTgranted 2009-02-17cancelled 2009-03-10
Successor callsigns
Callsigns held now by people who previously held K7DLF.
No current licensee on record previously held this callsign.