Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB4OK callsign genealogy
Currently held by SIMS, LIGE K
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 AB4OK's current licensee, walking backwards.
- SIMS, LIGE KGAgranted 2014-12-23cancelled 2015-05-09
Successor callsigns
Callsigns held now by people who previously held AB4OK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB4OK, oldest first.
- NYE JR, DUDLEY D FL1999-05-19 → cancelled 2011-05-20
- SIMS, LIGE K GA2025-03-21 active