Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1HWM callsign genealogy
Currently held by Blackburn, George T
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 K1HWM's current licensee, walking backwards.
- Blackburn, George TMEgranted 2010-03-11cancelled 2010-06-19
Successor callsigns
Callsigns held now by people who previously held K1HWM.
No current licensee on record previously held this callsign.