Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N2RPI callsign genealogy
Currently held by Langenbach, John 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 N2RPI's current licensee, walking backwards.
- Nelsen, DavidMDgranted 2025-09-23cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held N2RPI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N2RPI, oldest first.
- Langenbach, John C NJ2012-04-03 → cancelled 2024-07-02
- Nelsen, David A MD2025-12-09 active