Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1CAT callsign genealogy
Currently held by Bonfilio, Stephen 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 WA1CAT's current licensee, walking backwards.
- Bonfilio, Stephen AFLgranted 2019-12-23cancelled 2020-01-14
Successor callsigns
Callsigns held now by people who previously held WA1CAT.
No current licensee on record previously held this callsign.