Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NN1NN callsign genealogy
Currently held by THOMSON, CLIFFORD O
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 NN1NN's current licensee, walking backwards.
- THOMSON, CLIFFORD Ocancelled 1997-10-28
Successor callsigns
Callsigns held now by people who previously held NN1NN.
No current licensee on record previously held this callsign.