Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO4PV callsign genealogy
Currently held by HOUSTON, AARON B
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 KO4PV's current licensee, walking backwards.
- HOUSTON, AARON BNCgranted 2021-01-01cancelled 2025-01-14
Successor callsigns
Callsigns held now by people who previously held KO4PV.
- HOUSTON, AARON BNCgranted 2021-01-01cancelled 2025-01-14
All historical holders
Every license row we've seen with the callsign KO4PV, oldest first.
- HOUSTON, AARON B NC2013-01-30 → cancelled 2021-01-01
- HOUSTON, AARON B NC2025-01-14 active