Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3NRA callsign genealogy
Currently held by Grabowski, Joseph P
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 K3NRA's current licensee, walking backwards.
- Grabowski, Joseph PPAgranted 2000-03-22cancelled 2001-02-06
Successor callsigns
Callsigns held now by people who previously held K3NRA.
No current licensee on record previously held this callsign.