Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO2ABG callsign genealogy
Currently held by Grammer, Amy B
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 KO2ABG's current licensee, walking backwards.
- Grammer, Amy BGAgranted 2022-01-19cancelled 2022-02-08
Successor callsigns
Callsigns held now by people who previously held KO2ABG.
No current licensee on record previously held this callsign.