Confidence: Medium · Source: FCC ULS · As of 2026-09-15
W0CTB callsign genealogy
Currently held by Cuthbert, William 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 W0CTB's current licensee, walking backwards.
- Cuthbert, William ACOgranted 2018-04-27cancelled 2018-08-24
Successor callsigns
Callsigns held now by people who previously held W0CTB.
No current licensee on record previously held this callsign.