Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3ATF callsign genealogy
Currently held by ZIMMERMAN, RICHARD 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 K3ATF's current licensee, walking backwards.
- Fluss, Andrew TCAgranted 2016-11-14cancelled 2016-12-03
Successor callsigns
Callsigns held now by people who previously held K3ATF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3ATF, oldest first.
- ZIMMERMAN, RICHARD E PA1996-08-05 → cancelled 2008-08-06
- Fluss, Andrew T CA2016-12-03 active