Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4SB callsign genealogy
Currently held by ORAMA, MIGUEL
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 AI4SB's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AI4SB.
- ORAMA, MIGUELFLgranted 2007-02-08cancelled 2008-01-23