Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9SPD callsign genealogy
Currently held by PALT, NEIL E
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 W9SPD's current licensee, walking backwards.
- Palt, Neil ECAgranted 2023-10-17cancelled 2023-11-04
Successor callsigns
Callsigns held now by people who previously held W9SPD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9SPD, oldest first.
- PALT, NEIL E CA2010-05-11 → cancelled 2022-05-12
- Palt, Neil E CA2023-11-04 active