Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA9MC callsign genealogy
Currently held by H F Blackbirds 1st Air Wing
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 AA9MC's current licensee, walking backwards.
- KC9STLcancelledH F Blackbirds 1st Air WingILgranted 2010-07-06cancelled 2010-11-13
Successor callsigns
Callsigns held now by people who previously held AA9MC.
- SANSONE, SALVATORE AILgranted 2006-11-23cancelled 2019-02-13