Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4JPN callsign genealogy
Currently held by COLE JR, JOHN L
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 W4JPN's current licensee, walking backwards.
- HARDING, COREY GNCgranted 2014-09-15cancelled 2023-02-10
Successor callsigns
Callsigns held now by people who previously held W4JPN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4JPN, oldest first.
- COLE JR, JOHN L VA1994-05-10 → cancelled 2006-05-11
- HARDING, COREY G NC2023-02-10 active