Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC3HSP callsign genealogy
Currently held by Miller, John R
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 KC3HSP's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC3HSP.
- Miller, John RPAgranted 2016-10-18cancelled 2018-04-03