Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4WTP callsign genealogy
Currently held by PARKER III, WILLIAM T
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 N4WTP's current licensee, walking backwards.
- PARKER III, WILLIAM TNCgranted 2017-03-02cancelled 2017-08-04
Successor callsigns
Callsigns held now by people who previously held N4WTP.
- PARKER III, WILLIAM TNCgranted 2018-02-10
All historical holders
Every license row we've seen with the callsign N4WTP, oldest first.
- HOLTZCLAW, RAYMOND C GA2003-07-29 → cancelled 2015-10-27
- PARKER III, WILLIAM T NC2017-08-04 → cancelled 2018-02-10