Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4WIN callsign genealogy
Currently held by PINHOLSTER JR, DAVID C
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 K4WIN's current licensee, walking backwards.
- PINHOLSTER JR, DAVID CFLgranted 1992-02-04cancelled 2000-10-28
- WA4CPQno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K4WIN.
No current licensee on record previously held this callsign.