Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9NBH callsign genealogy
Currently held by Great Lakes Radio Club
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 K9NBH's current licensee, walking backwards.
- KE9CPZcancelledGreat Lakes Radio ClubWIgranted 2025-02-21cancelled 2025-03-14
Successor callsigns
Callsigns held now by people who previously held K9NBH.
No current licensee on record previously held this callsign.