Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA1SJP callsign genealogy
Currently held by Phillipe Sr, Stephen J
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 KA1SJP's current licensee, walking backwards.
- Phillipe Sr, Stephen JLAgranted 2022-07-21cancelled 2024-03-12
Successor callsigns
Callsigns held now by people who previously held KA1SJP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA1SJP, oldest first.
- EISENBERG, DAN CT1988-07-05 → cancelled 2000-07-06
- Phillipe Sr, Stephen J LA2024-03-12 active