Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4JCA callsign genealogy
Currently held by Gulick, John J
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 W4JCA's current licensee, walking backwards.
- CASH, SHARMON LALgranted 2010-08-07cancelled 2016-02-26
Successor callsigns
Callsigns held now by people who previously held W4JCA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JCA, oldest first.
- Gulick, John J GA2003-09-09 → cancelled 2015-11-03
- CASH, SHARMON L AL2025-12-18 active