Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4JC callsign genealogy
Currently held by CALCANES, JAMES B
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 WB4JC's current licensee, walking backwards.
- CALCANES, JAMES BFLgranted 2011-06-29cancelled 2013-04-09
Successor callsigns
Callsigns held now by people who previously held WB4JC.
No current licensee on record previously held this callsign.