Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7KOJ callsign genealogy
Currently held by Larson, Phillip J
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 K7KOJ's current licensee, walking backwards.
- Larson, Phillip JWAgranted 2011-06-01cancelled 2011-07-12
Successor callsigns
Callsigns held now by people who previously held K7KOJ.
No current licensee on record previously held this callsign.