Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7DNF callsign genealogy
Currently held by Knop, Daniel C
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 N7DNF's current licensee, walking backwards.
- Knop, Daniel CMTgranted 2017-03-14cancelled 2025-07-01
Successor callsigns
Callsigns held now by people who previously held N7DNF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7DNF, oldest first.
- NEISINGER, RICHARD E WA1987-08-25 → cancelled 1999-09-01
- Knop, Daniel C MT2025-07-01 active