Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WF9K callsign genealogy
Currently held by MAYO, EMILIO
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 WF9K's current licensee, walking backwards.
- MAYO, EMILIOFLgranted 2009-08-07cancelled 2010-03-06
Successor callsigns
Callsigns held now by people who previously held WF9K.
- USCIAN, PAULA MILgranted 2026-08-07