Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4CYL callsign genealogy
Currently held by Underwood, Anthony P
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 W4CYL's current licensee, walking backwards.
- Underwood, Anthony PTNgranted 2008-11-05cancelled 2013-10-17
Successor callsigns
Callsigns held now by people who previously held W4CYL.
No current licensee on record previously held this callsign.