Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9OFF callsign genealogy
Currently held by WALLS, GREGORY S
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 KA9OFF's current licensee, walking backwards.
- KANOFF, BENJAMIN LINgranted 2009-06-05cancelled 2013-12-20
Successor callsigns
Callsigns held now by people who previously held KA9OFF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9OFF, oldest first.
- WALLS, GREGORY S IN1988-01-19 → cancelled 2000-01-20
- KANOFF, BENJAMIN L IN2023-12-23 active