Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NI4A callsign genealogy
Currently held by DEBNAM, MARGUERITE F
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 NI4A's current licensee, walking backwards.
- COLELLA, FRANK GNYgranted 2017-06-08cancelled 2017-08-29
Successor callsigns
Callsigns held now by people who previously held NI4A.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NI4A, oldest first.
- DEBNAM, MARGUERITE F NC2005-06-24 → cancelled 2017-08-11
- COLELLA, FRANK G NY2017-08-29 active