Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA7APE callsign genealogy
Currently held by Maerz, Jeffrey A
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 KA7APE's current licensee, walking backwards.
- Maerz, Jeffrey AORgranted 2021-06-24cancelled 2021-12-24
Successor callsigns
Callsigns held now by people who previously held KA7APE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA7APE, oldest first.
- BOLES, DAVID A AZ1998-09-18 → cancelled 2010-09-21
- Maerz, Jeffrey A OR2021-12-24 active