uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K9PHP callsign genealogy

Currently held by Matlock, William C

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 K9PHP's current licensee, walking backwards.

  1. K9CFLactive
    Camp Freeland Leslie Radio ClubWIgranted 2016-01-22
  2. KD9EGEcancelled
    Camp Freeland Leslie Radio ClubWIgranted 2015-07-21cancelled 2016-01-22

Successor callsigns

Callsigns held now by people who previously held K9PHP.

No current licensee on record previously held this callsign.

← Back to K9PHP License history →