Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0JAG callsign genealogy
Currently held by Allen, Charles 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 K0JAG's current licensee, walking backwards.
- Gerber, Julie ANEgranted 2011-06-06cancelled 2013-04-05
Successor callsigns
Callsigns held now by people who previously held K0JAG.
- Allen, Charles ENEgranted 2020-11-13
All historical holders
Every license row we've seen with the callsign K0JAG, oldest first.
- Allen, Charles E NE2010-05-11 → cancelled 2010-09-04
- Gerber, Julie A NE2024-10-23 active