Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7IVN callsign genealogy
Currently held by Koczur, Alexander S
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 K7IVN's current licensee, walking backwards.
- Koczur, Alexander SORgranted 2006-05-23cancelled 2006-06-13
Successor callsigns
Callsigns held now by people who previously held K7IVN.
No current licensee on record previously held this callsign.