Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7IOA callsign genealogy
Currently held by Benson, Billy 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 K7IOA's current licensee, walking backwards.
- Benson, Billy SORgranted 2009-07-08cancelled 2012-04-17
Successor callsigns
Callsigns held now by people who previously held K7IOA.