Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5MI callsign genealogy
Currently held by CHAO, I NA
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 AA5MI's current licensee, walking backwards.
- Phillips, David JNYgranted 2016-12-22cancelled 2018-12-07
Successor callsigns
Callsigns held now by people who previously held AA5MI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5MI, oldest first.
- CHAO, I NA OK1999-03-22 → cancelled 2011-03-23
- Phillips, David J LA2018-12-07 active