Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG9K callsign genealogy
Currently held by Mende, Darren P
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 AG9K's current licensee, walking backwards.
- Geving, Joshua DWIgranted 2009-11-12cancelled 2011-03-19
Successor callsigns
Callsigns held now by people who previously held AG9K.
- Mende, Darren PTXgranted 2008-04-18cancelled 2009-05-08
All historical holders
Every license row we've seen with the callsign AG9K, oldest first.
- VARNEY, JOHN W WI1992-07-21 → cancelled 2004-07-22
- Mende, Darren P IL2007-08-18 → cancelled 2008-04-18
- Geving, Joshua D WI2021-03-20 active