Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4CNP callsign genealogy
Currently held by Chris Pile Memorial Radio Club
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 W4CNP's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W4CNP.
No current licensee on record previously held this callsign.