Confidence: Medium · Source: FCC ULS · As of 2026-09-11
AB0SW callsign genealogy
Currently held by Hayes, Andrew T
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 AB0SW's current licensee, walking backwards.
- Hayes, Andrew TMOgranted 2000-01-07cancelled 2001-11-27
Successor callsigns
Callsigns held now by people who previously held AB0SW.
No current licensee on record previously held this callsign.