Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NN0AA callsign genealogy
Currently held by CROUP, TERRY N
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 NN0AA's current licensee, walking backwards.
- CROUP, TERRY NPAgranted 1997-05-19cancelled 2007-04-24
Successor callsigns
Callsigns held now by people who previously held NN0AA.
No current licensee on record previously held this callsign.