Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7RDW callsign genealogy
Currently held by Werner, Roger 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 KK7RDW's current licensee, walking backwards.
- Werner, Roger DWAgranted 2008-01-22cancelled 2008-02-12
Successor callsigns
Callsigns held now by people who previously held KK7RDW.
No current licensee on record previously held this callsign.