Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB9HPF callsign genealogy
Currently held by GROGG, STEVEN W
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 WB9HPF's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WB9HPF.
No current licensee on record previously held this callsign.