Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4CWZ callsign genealogy
Currently held by COLLINS, DAVID 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 N4CWZ's current licensee, walking backwards.
- COLLINS, DAVID FNCgranted 2003-10-22cancelled 2012-03-20
Successor callsigns
Callsigns held now by people who previously held N4CWZ.
- LEMPICKE, THOMAS ASCgranted 2011-07-27cancelled 2023-07-28