Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4SPS callsign genealogy
Currently held by SHIRLEY JR, BENJAMIN K
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 W4SPS's current licensee, walking backwards.
- VAN KIRK, JOSHUA DGAgranted 2016-11-10cancelled 2016-12-02
Successor callsigns
Callsigns held now by people who previously held W4SPS.
- Perry, Janet MNCgranted 2013-12-03cancelled 2026-03-06
All historical holders
Every license row we've seen with the callsign W4SPS, oldest first.
- SHIRLEY JR, BENJAMIN K FL1996-04-04 → cancelled 2008-04-05
- Perry, Janet M NC2013-11-09 → cancelled 2013-12-03
- VAN KIRK, JOSHUA D GA2016-12-02 active