Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NA4AB callsign genealogy
Currently held by Gilligan, Curtis
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 NA4AB's current licensee, walking backwards.
- Gilligan, CurtisTNgranted 2018-03-06cancelled 2026-02-24
Successor callsigns
Callsigns held now by people who previously held NA4AB.
No current licensee on record previously held this callsign.