Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3ZKK callsign genealogy
Currently held by TROLINGER, JOHN D
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 N3ZKK's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held N3ZKK.
- TROLINGER, JOHN DTXgranted 2001-03-16cancelled 2004-06-29