Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4VV callsign genealogy
Currently held by Pfeiffer, Martin
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 N4VV's current licensee, walking backwards.
- Pfeiffer, MartinCAgranted 2023-12-19cancelled 2024-04-26
Successor callsigns
Callsigns held now by people who previously held N4VV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4VV, oldest first.
- EDMONDSON, ROBERT D TN2019-11-18 → cancelled 2022-04-06
- Pfeiffer, Martin CA2024-04-26 active