Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7JDW callsign genealogy
Currently held by WARREN, JAMES D
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 K7JDW's current licensee, walking backwards.
- WARREN, JAMES DUTgranted 2003-07-25cancelled 2003-08-15
Successor callsigns
Callsigns held now by people who previously held K7JDW.
No current licensee on record previously held this callsign.