Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7NBO callsign genealogy
Currently held by GRANICY, DAVID 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 K7NBO's current licensee, walking backwards.
- GRANICY, DAVID PORgranted 2001-03-15cancelled 2004-06-11
Successor callsigns
Callsigns held now by people who previously held K7NBO.
No current licensee on record previously held this callsign.