Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3EAR callsign genealogy
Currently held by ODonnell, John P
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 K3EAR's current licensee, walking backwards.
- ODonnell, John PORgranted 2021-07-06cancelled 2025-03-25
Successor callsigns
Callsigns held now by people who previously held K3EAR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3EAR, oldest first.
- South Mountain Contest Club CT2012-07-07 → cancelled 2024-07-23
- ODonnell, John P OR2025-03-25 active