Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0HZF callsign genealogy
Currently held by Williams, Robert S
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 K0HZF's current licensee, walking backwards.
- Williams, Robert SCOgranted 2018-06-12cancelled 2018-06-30
Successor callsigns
Callsigns held now by people who previously held K0HZF.
- Williams, Robert SVAgranted 2018-09-01