Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ9O callsign genealogy
Currently held by Tefft, PATRICIA L
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 AJ9O's current licensee, walking backwards.
- DUMBAUGH, PATRICIA LILgranted 2009-11-24cancelled 2011-01-21
Successor callsigns
Callsigns held now by people who previously held AJ9O.
No current licensee on record previously held this callsign.