Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA4RO callsign genealogy
Currently held by The National Amateur Radio Alliance
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 NA4RO's current licensee, walking backwards.
- KR4FZScancelledThe National Amateur Radio AllianceTNgranted 2025-08-12cancelled 2025-09-03
Successor callsigns
Callsigns held now by people who previously held NA4RO.
- W4NXexpiredFRANKLIN AMATEUR RADIO CLUBTNgranted 2008-02-01cancelled 2020-02-04
All historical holders
Every license row we've seen with the callsign NA4RO, oldest first.
- FRANKLIN AMATEUR RADIO CLUB TN2006-01-10 → cancelled 2008-02-01
- The National Amateur Radio Alliance TN2025-09-03 active