Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0HML callsign genealogy
Currently held by BOLT, RALPH O
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 K0HML's current licensee, walking backwards.
- N0BHYno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K0HML.
- BOLT, RALPH OMSgranted 2025-08-28