Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9DSR callsign genealogy
Currently held by Ware, John H
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 K9DSR's current licensee, walking backwards.
- Ware, John HCAgranted 2013-08-15cancelled 2013-09-04
Successor callsigns
Callsigns held now by people who previously held K9DSR.
No current licensee on record previously held this callsign.