Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DCW callsign genealogy
Currently held by Wattenbarger, Irwin C
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 W7DCW's current licensee, walking backwards.
- Wattenbarger, Irwin CORgranted 2009-04-20cancelled 2009-05-09
Successor callsigns
Callsigns held now by people who previously held W7DCW.
No current licensee on record previously held this callsign.