Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1BLU callsign genealogy
Currently held by Konz, David G
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 W1BLU's current licensee, walking backwards.
- Konz, David GFLgranted 2019-03-07cancelled 2019-04-26
Successor callsigns
Callsigns held now by people who previously held W1BLU.
No current licensee on record previously held this callsign.