Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE4QJW callsign genealogy
Currently held by MASON, CHRISTOPHER 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 KE4QJW's current licensee, walking backwards.
- Mason, Christopher LVAgranted 2019-08-05cancelled 2019-08-24
Successor callsigns
Callsigns held now by people who previously held KE4QJW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KE4QJW, oldest first.
- MASON, CHRISTOPHER L VA2004-09-11 → cancelled 2016-09-13
- Mason, Christopher L WV2019-08-24 active