Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA4BL callsign genealogy
Currently held by Yeatts, Michael C
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 NA4BL's current licensee, walking backwards.
- Yeatts, Michael CVAgranted 2026-03-10cancelled 2026-04-13
Successor callsigns
Callsigns held now by people who previously held NA4BL.
No current licensee on record previously held this callsign.