Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4BOM callsign genealogy
Currently held by GUERRA SR, FRANK W
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 N4BOM's current licensee, walking backwards.
- GUERRA SR, FRANK WVAgranted 2015-07-20cancelled 2016-06-01
Successor callsigns
Callsigns held now by people who previously held N4BOM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4BOM, oldest first.
- ARD, WENDELL KY2003-12-04 → cancelled 2016-01-26
- GUERRA SR, FRANK W VA2026-04-10 active