Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4PHD callsign genealogy
Currently held by SZCZESNA-CORDARY, DANUTA
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 KK4PHD's current licensee, walking backwards.
- SZCZESNA-CORDARY, DANUTAFLgranted 2012-02-13cancelled 2012-03-06
Successor callsigns
Callsigns held now by people who previously held KK4PHD.
No current licensee on record previously held this callsign.