Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NU4A callsign genealogy
Currently held by Bibb County Amateur Radio Emergency Service
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 NU4A's current licensee, walking backwards.
- KM4BIVcancelledBibb County Amateur Radio Emergency ServiceALgranted 2014-05-15cancelled 2014-12-05
Successor callsigns
Callsigns held now by people who previously held NU4A.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NU4A, oldest first.
- JAMES, DAN A AL2006-10-18 → cancelled 2014-05-02
- Bibb County Amateur Radio Emergency Service AL2014-12-05 active