Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5PLC callsign genealogy
Currently held by COTTINGHAM, PATRICK L
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 W5PLC's current licensee, walking backwards.
- COTTINGHAM, PATRICK LOKgranted 2023-02-15cancelled 2025-07-08
Successor callsigns
Callsigns held now by people who previously held W5PLC.
- QUETSCHKE, THOMAS EOHgranted 2017-05-16cancelled 2021-06-22
All historical holders
Every license row we've seen with the callsign W5PLC, oldest first.
- QUETSCHKE, THOMAS E OH2014-04-12 → cancelled 2017-05-16
- COTTINGHAM, PATRICK L OK2025-07-08 active