Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4SPI callsign genealogy
Currently held by Spiewak, Scott A
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 W4SPI's current licensee, walking backwards.
- Spiewak, Scott AFLgranted 2017-11-15cancelled 2017-12-05
Successor callsigns
Callsigns held now by people who previously held W4SPI.
No current licensee on record previously held this callsign.