Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3LZK callsign genealogy
Currently held by WEIDOW, EDWARD R
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 W3LZK's current licensee, walking backwards.
- TIMBLIN, MARK RFLgranted 2022-03-22
Successor callsigns
Callsigns held now by people who previously held W3LZK.
- TIMBLIN, MARK RFLgranted 2022-03-22
All historical holders
Every license row we've seen with the callsign W3LZK, oldest first.
- WEIDOW, EDWARD R PA1994-07-15 → cancelled 2006-01-19
- TIMBLIN, MARK R FL2009-03-24 → cancelled 2012-04-28