Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC2NU callsign genealogy
Currently held by MERCADO, ERNIE I
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 AC2NU's current licensee, walking backwards.
- MERCADO, ERNIE INJgranted 2010-04-30cancelled 2014-06-05
Successor callsigns
Callsigns held now by people who previously held AC2NU.
- MERCADO, ERNIE INJgranted 2020-01-07