Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9ABD callsign genealogy
Currently held by Corwin Heritage Amateur Radio Club
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 W9ABD's current licensee, walking backwards.
- KD0UATcancelledCorwin Heritage Amateur Radio ClubMOgranted 2013-01-04cancelled 2013-01-29
Successor callsigns
Callsigns held now by people who previously held W9ABD.
No current licensee on record previously held this callsign.