Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3FZ callsign genealogy
Currently held by CARLSON, JACK D
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 N3FZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N3FZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3FZ, oldest first.
- CARLSON, JACK D PA1996-11-04 → cancelled 2005-09-25
- Zingel, Fritz PA2008-02-09 → cancelled 2016-03-29
- Chant, Bryan J MD2018-04-17 active