Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4TTO callsign genealogy
Currently held by Squashic, Joseph 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 W4TTO's current licensee, walking backwards.
- Squashic, Joseph JNCgranted 2004-03-16cancelled 2004-05-04
Successor callsigns
Callsigns held now by people who previously held W4TTO.
No current licensee on record previously held this callsign.