Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9GEC callsign genealogy
Currently held by Czapla, Gregory E
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 W9GEC's current licensee, walking backwards.
- Czapla, Gregory EILgranted 2017-08-02cancelled 2017-11-18
Successor callsigns
Callsigns held now by people who previously held W9GEC.
No current licensee on record previously held this callsign.