Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC2RAB callsign genealogy
Currently held by Ambert, Concepcion
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 KC2RAB's current licensee, walking backwards.
- Ambert, ConcepcionNJgranted 2021-06-14cancelled 2025-03-14
Successor callsigns
Callsigns held now by people who previously held KC2RAB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC2RAB, oldest first.
- Lefeure, Erick R NY2007-02-27 → cancelled 2019-02-28
- Ambert, Concepcion NJ2025-03-14 active