Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1ZBX callsign genealogy
Currently held by BLUE, CHRISTOPHER R
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 K1ZBX's current licensee, walking backwards.
- BLUE, CHRISTOPHER RMAgranted 2014-07-28cancelled 2015-04-14
Successor callsigns
Callsigns held now by people who previously held K1ZBX.
No current licensee on record previously held this callsign.