Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA3QHX callsign genealogy
Currently held by Levin, John 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 KA3QHX's current licensee, walking backwards.
- Levin, John APAgranted 2016-12-21cancelled 2017-01-10
Successor callsigns
Callsigns held now by people who previously held KA3QHX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA3QHX, oldest first.
- LEVIN, JOHN A PA1998-04-27 → cancelled 2010-04-28
- Levin, John A PA2017-01-10 active