Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1KOH callsign genealogy
Currently held by O'Hearne, Kevin D
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 K1KOH's current licensee, walking backwards.
- O'Hearne, Kevin DTXgranted 2015-12-01cancelled 2016-01-01
Successor callsigns
Callsigns held now by people who previously held K1KOH.
No current licensee on record previously held this callsign.