Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4PHL callsign genealogy
Currently held by SHEMENSKI, JOSHUA S
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 KD4PHL's current licensee, walking backwards.
- Parks, PhilFLgranted 2018-04-09cancelled 2018-05-01
Successor callsigns
Callsigns held now by people who previously held KD4PHL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4PHL, oldest first.
- SHEMENSKI, JOSHUA S TN1992-06-09 → cancelled 2004-06-11
- Parks, Phil FL2018-05-01 active