Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4HOO callsign genealogy
Currently held by Mahusay, Ed
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 N4HOO's current licensee, walking backwards.
- MAHUSAY, ED TFLgranted 2016-10-28cancelled 2016-11-18
Successor callsigns
Callsigns held now by people who previously held N4HOO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4HOO, oldest first.
- SAFF, STEPHEN M DC1998-08-03 → cancelled 2010-08-04
- Mahusay, Ed FL2016-11-18 active