Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9JUP callsign genealogy
Currently held by AYERS CUMBOW, MISTY E
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 KA9JUP's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KA9JUP.
- AYERS CUMBOW, MISTY EILgranted 2024-07-25