Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NA4BH callsign genealogy
Currently held by Harrison, Robert E
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 NA4BH's current licensee, walking backwards.
- Harrison, Robert EALgranted 2004-12-14cancelled 2006-09-26
Successor callsigns
Callsigns held now by people who previously held NA4BH.
No current licensee on record previously held this callsign.