Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9UN callsign genealogy
Currently held by CALGARO, NERIO 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 AB9UN's current licensee, walking backwards.
- CALGARO, NERIO JILgranted 2009-06-12cancelled 2009-09-01
Successor callsigns
Callsigns held now by people who previously held AB9UN.
No current licensee on record previously held this callsign.