Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9MMC callsign genealogy
Currently held by Eberle, MaryMargaret C
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 K9MMC's current licensee, walking backwards.
- Crestani MD, Mary MALgranted 2004-08-25cancelled 2004-09-28
Successor callsigns
Callsigns held now by people who previously held K9MMC.
No current licensee on record previously held this callsign.