Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF0DX callsign genealogy
Currently held by Itliong, Philip A
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 KF0DX's current licensee, walking backwards.
- Itliong, Philip ACOgranted 2021-06-14cancelled 2021-12-03
Successor callsigns
Callsigns held now by people who previously held KF0DX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF0DX, oldest first.
- WASSERMAN, SCOTT E KS2009-01-06 → cancelled 2021-03-12
- Itliong, Philip A CO2021-12-03 active