uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

W9GX callsign genealogy

Currently held by CATUNCAN, GREGORIO M

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 W9GX's current licensee, walking backwards.

  1. KG9Iactive· E
    ROONEY, PETER JILgranted 2019-02-05
  2. K9PJRactive· T
    Rogers, Paul JMIgranted 2017-07-11
  3. KE8HFWcancelled· T
    Rogers, Paul JMIgranted 2017-06-21cancelled 2017-07-11

Successor callsigns

Callsigns held now by people who previously held W9GX.

No current licensee on record previously held this callsign.