Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB8RMS callsign genealogy
Currently held by SISON, REYNALDO M
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 WB8RMS's current licensee, walking backwards.
- SISON, REYNALDO MCAgranted 2023-09-13cancelled 2023-12-27
Successor callsigns
Callsigns held now by people who previously held WB8RMS.
- ARVO, CHARLES JINgranted 1998-08-11cancelled 2006-06-24
All historical holders
Every license row we've seen with the callsign WB8RMS, oldest first.
- SISON, REYNALDO M CA2023-12-27 active
- —— → cancelled 1998-08-11