Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2CZH callsign genealogy
Currently held by Naprstek, 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 K2CZH's current licensee, walking backwards.
- Naprstek, David ANJgranted 2012-04-23cancelled 2018-12-11
Successor callsigns
Callsigns held now by people who previously held K2CZH.
No current licensee on record previously held this callsign.