Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0WS callsign genealogy
Currently held by Cuddihy, Patrick M
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 AB0WS's current licensee, walking backwards.
- Schick Jr, William WCOgranted 2024-08-21cancelled 2025-06-21
Successor callsigns
Callsigns held now by people who previously held AB0WS.
- Cuddihy, Patrick MAKgranted 2000-04-07cancelled 2006-02-10
All historical holders
Every license row we've seen with the callsign AB0WS, oldest first.
- Cuddihy, Patrick M AK2000-04-07 → cancelled 2003-04-08
- Schick Jr, William W CO2025-06-21 active