Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3BUM callsign genealogy
Currently held by Runco Jr, Eddie
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 N3BUM's current licensee, walking backwards.
- Runco Jr, EddiePAgranted 2025-12-02cancelled 2025-12-20
Successor callsigns
Callsigns held now by people who previously held N3BUM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3BUM, oldest first.
- BUNCH, ALONZO W PA2012-03-27 → cancelled 2024-04-09
- Runco Jr, Eddie PA2025-12-20 active