Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA0AI callsign genealogy
Currently held by Black Wolf, Robert W
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 NA0AI's current licensee, walking backwards.
- BLACK WOLF, ROBERT WTXgranted 1999-03-17cancelled 2004-05-04
Successor callsigns
Callsigns held now by people who previously held NA0AI.
- Black Wolf, Robert WTXgranted 2016-07-25