Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC6CLK callsign genealogy
Currently held by BRADLEY, DAVID J
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 KC6CLK's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC6CLK.
- BRADLEY, DAVID JCAgranted 2002-11-09cancelled 2012-04-03
All historical holders
Every license row we've seen with the callsign KC6CLK, oldest first.
- BRADLEY, DAVID J CA2001-10-24 → cancelled 2002-11-09
- BRADLEY, DAVID J CA2012-04-03 → cancelled 2024-04-04