Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WU3P callsign genealogy
Currently held by McGowan, Paul F
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 WU3P's current licensee, walking backwards.
- McGowan, Paul FPAgranted 2022-03-16cancelled 2023-04-01
Successor callsigns
Callsigns held now by people who previously held WU3P.
- GRIFFO, GORDON GAZgranted 2021-03-13
All historical holders
Every license row we've seen with the callsign WU3P, oldest first.
- GRIFFO, GORDON G AZ2011-10-19 → cancelled 2021-03-13
- McGowan, Paul F PA2023-04-01 active