Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4WP callsign genealogy
Currently held by Harmon, William F
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 AF4WP's current licensee, walking backwards.
- HARMON, WILLIAM FFLgranted 1998-10-26cancelled 2000-06-03
Successor callsigns
Callsigns held now by people who previously held AF4WP.
No current licensee on record previously held this callsign.