Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4SPG callsign genealogy
Currently held by BARBOUR, RONALD B
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 W4SPG's current licensee, walking backwards.
- Salmela, James BGAgranted 2017-11-22cancelled 2017-12-29
Successor callsigns
Callsigns held now by people who previously held W4SPG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4SPG, oldest first.
- BARBOUR, RONALD B FL2004-11-24 → cancelled 2017-02-23
- Salmela, James B GA2017-12-29 active