Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7NEX callsign genealogy
Currently held by SARGENT, KARL 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 KC7NEX's current licensee, walking backwards.
- WA6CRKno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KC7NEX.
- Sargent, Karl DORgranted 2001-07-06cancelled 2010-11-30