Confidence: Medium · Source: FCC ULS · As of 2026-09-15
W4PDW callsign genealogy
Currently held by DEVINNEY, CHRISTOPHER S
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 W4PDW's current licensee, walking backwards.
- DEVINNEY, CHRISTOPHER SNCgranted 2012-10-11cancelled 2014-07-04
Successor callsigns
Callsigns held now by people who previously held W4PDW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4PDW, oldest first.
- GRAVES, THOMAS A VA1995-02-27 → cancelled 2007-02-28
- DEVINNEY, CHRISTOPHER S NC2014-07-04 → cancelled 2026-07-07