Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NZ3I callsign genealogy
Currently held by Slabonik, David A
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 NZ3I's current licensee, walking backwards.
- Slabonik, David APAgranted 2003-07-22cancelled 2010-02-09
Successor callsigns
Callsigns held now by people who previously held NZ3I.
- DANLEY, THADDEUS AGAgranted 1996-11-04cancelled 2000-07-14