Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WZ3P callsign genealogy
Currently held by Vivell, Mark A
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 WZ3P's current licensee, walking backwards.
- Vivell, Mark AMDgranted 2005-11-01cancelled 2007-12-07
Successor callsigns
Callsigns held now by people who previously held WZ3P.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WZ3P, oldest first.
- KANE, WILLIAM T CA1993-01-05 → cancelled 1998-03-02
- Vivell, Mark A MD2017-10-11 active