Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3NFG callsign genealogy
Currently held by GREGG, CHRISTOPHER J
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 K3NFG's current licensee, walking backwards.
- GREGG, CHRISTOPHER JCAgranted 2019-10-11cancelled 2022-10-18
Successor callsigns
Callsigns held now by people who previously held K3NFG.
- MATTINGLY Mr, DONALD AVAgranted 2022-01-19
All historical holders
Every license row we've seen with the callsign K3NFG, oldest first.
- MATTINGLY, DONALD A MD2000-09-23 → cancelled 2002-02-01
- GREGG, CHRISTOPHER J CA2022-10-18 active