Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3FIU callsign genealogy
Currently held by SARNECKI, ROBERT M
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 N3FIU's current licensee, walking backwards.
- Sarnecki, Robert MAZgranted 2009-03-20cancelled 2009-04-10
Successor callsigns
Callsigns held now by people who previously held N3FIU.
- SARNECKI, ROBERT MAZgranted 2010-01-08cancelled 2010-10-19