Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA2BA callsign genealogy
Currently held by Bumbarger, John
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 NA2BA's current licensee, walking backwards.
- Bumbarger, JohnPAgranted 2023-02-28cancelled 2025-01-03
Successor callsigns
Callsigns held now by people who previously held NA2BA.
No current licensee on record previously held this callsign.