Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7CEK callsign genealogy
Currently held by KANGAS, CARL E
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 W7CEK's current licensee, walking backwards.
- Knadler, Charles EUTgranted 2015-08-07cancelled 2015-10-23
Successor callsigns
Callsigns held now by people who previously held W7CEK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7CEK, oldest first.
- KANGAS, CARL E MT1998-01-14 → cancelled 2010-01-15
- Knadler, Charles E UT2025-09-18 active