Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9AAB callsign genealogy
Currently held by EHRLICHER, ANDREW R
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 K9AAB's current licensee, walking backwards.
- SHIN, KEVIN TILgranted 2016-02-18cancelled 2016-03-08
Successor callsigns
Callsigns held now by people who previously held K9AAB.
- EHRLICHER, ANDREW RILgranted 2010-10-05cancelled 2022-10-06
All historical holders
Every license row we've seen with the callsign K9AAB, oldest first.
- EHRLICHER, ANDREW R IL2010-01-22 → cancelled 2010-10-05
- SHIN, KEVIN T IL2016-03-08 active