Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4WPW callsign genealogy
Currently held by CALDWELL, JAMES 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 W4WPW's current licensee, walking backwards.
- Potter Jr, Clarence WNCgranted 2025-09-04cancelled 2025-09-23
Successor callsigns
Callsigns held now by people who previously held W4WPW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4WPW, oldest first.
- CALDWELL, JAMES T KY1995-11-28 → cancelled 2007-11-29
- Potter Jr, Clarence W NC2025-09-23 active