Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4PRW callsign genealogy
Currently held by ZEHNER, DAVID M
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 W4PRW's current licensee, walking backwards.
- Williams, Paul RFLgranted 2017-09-25cancelled 2017-10-24
Successor callsigns
Callsigns held now by people who previously held W4PRW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4PRW, oldest first.
- ZEHNER, DAVID M TN1999-05-13 → cancelled 2011-05-14
- Williams, Paul R FL2017-10-24 active