Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB1IS callsign genealogy
Currently held by Signorelli, Yachiyl Z
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 AB1IS's current licensee, walking backwards.
- Signorelli, Yachiyl ZMAgranted 2008-03-20cancelled 2008-04-14
Successor callsigns
Callsigns held now by people who previously held AB1IS.
- Signorelli, ZechariahMAgranted 2018-05-22