Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5FBO callsign genealogy
Currently held by SIMMONS, RALPH G
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 N5FBO's current licensee, walking backwards.
- Simmons, RalphTXgranted 2012-05-11cancelled 2012-06-01
Successor callsigns
Callsigns held now by people who previously held N5FBO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5FBO, oldest first.
- SIMMONS, RALPH G TX1999-05-19 → cancelled 2011-05-20
- Simmons, Ralph G TX2022-05-21 active