Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0WF callsign genealogy
Currently held by Peterson, Ralph 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 AC0WF's current licensee, walking backwards.
- Peterson, Ralph SMOgranted 2010-04-30cancelled 2011-05-18
Successor callsigns
Callsigns held now by people who previously held AC0WF.
No current licensee on record previously held this callsign.