Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4PT callsign genealogy
Currently held by THOMAS SR, DOUGLAS 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 KN4PT's current licensee, walking backwards.
- Turner, PennyNCgranted 2017-04-26cancelled 2023-02-25
Successor callsigns
Callsigns held now by people who previously held KN4PT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KN4PT, oldest first.
- THOMAS SR, DOUGLAS L FL2010-08-03 → cancelled 2022-10-04
- Turner, Penny NC2023-02-25 active