Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7PMZ callsign genealogy
Currently held by LASNIEWSKI, RAYMOND B
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 W7PMZ's current licensee, walking backwards.
- Fritz, Leo JORgranted 2010-11-30cancelled 2018-06-01
Successor callsigns
Callsigns held now by people who previously held W7PMZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7PMZ, oldest first.
- LASNIEWSKI, RAYMOND B OR2006-03-18 → cancelled 2018-03-21
- Fritz, Leo J OR2018-06-01 active