Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NR3K callsign genealogy
Currently held by PA GRAND CANYON REPEATER GROUP
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 NR3K's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NR3K.
No current licensee on record previously held this callsign.