Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4OES callsign genealogy
Currently held by O'Connor III, Chris 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 KN4OES's current licensee, walking backwards.
- O'Connor III, Chris EVAgranted 2011-07-18cancelled 2018-07-31
Successor callsigns
Callsigns held now by people who previously held KN4OES.
No current licensee on record previously held this callsign.