Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0HHA callsign genealogy
Currently held by Logsdon, Mark D
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 KC0HHA'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 KC0HHA.
- Logsdon, Mark DCOgranted 2000-02-26cancelled 2006-01-21