Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9RDW callsign genealogy
Currently held by Wisehart, Robert 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 W9RDW's current licensee, walking backwards.
- Wisehart, Robert DILgranted 2008-12-18cancelled 2009-01-06
Successor callsigns
Callsigns held now by people who previously held W9RDW.
No current licensee on record previously held this callsign.