Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0PJH callsign genealogy
Currently held by Heaverlo, Patrick 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 K0PJH's current licensee, walking backwards.
- MAGINNIS, RICHARD LCOgranted 2017-03-14cancelled 2026-04-03
Successor callsigns
Callsigns held now by people who previously held K0PJH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0PJH, oldest first.
- Heaverlo, Patrick J IA2013-04-09 → cancelled 2025-04-10
- MAGINNIS, RICHARD L CO2026-04-03 active