Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AG5SO callsign genealogy
Currently held by Keiser, Crystalyn I
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 AG5SO's current licensee, walking backwards.
- Keiser, Crystalyn ITXgranted 2018-10-30cancelled 2018-12-28
Successor callsigns
Callsigns held now by people who previously held AG5SO.
- Keiser, Crystalyn ITXgranted 2019-05-24