Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3IU callsign genealogy
Currently held by Leite, Claudio P
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 AB3IU's current licensee, walking backwards.
- Leite, Claudio PDCgranted 2008-07-21cancelled 2009-02-10
Successor callsigns
Callsigns held now by people who previously held AB3IU.
No current licensee on record previously held this callsign.