Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW3K callsign genealogy
Currently held by Klock, Brian 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 KW3K's current licensee, walking backwards.
- Klock, Brian DPAgranted 2007-06-28cancelled 2008-02-23
Successor callsigns
Callsigns held now by people who previously held KW3K.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KW3K, oldest first.
- PETERS, RAYMOND PA1995-03-30 → cancelled 2001-07-10
- Klock, Brian D PA2018-02-23 active