Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NN9DD callsign genealogy
Currently held by HOING, MICHAEL G
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 NN9DD's current licensee, walking backwards.
- HOING, MICHAEL GGAgranted 2008-02-15cancelled 2017-08-29
Successor callsigns
Callsigns held now by people who previously held NN9DD.
No current licensee on record previously held this callsign.