Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9LBN callsign genealogy
Currently held by Mayfield, Eugene 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 KC9LBN's current licensee, walking backwards.
- Mayfield, Eugene DINgranted 2007-02-12cancelled 2007-03-15
Successor callsigns
Callsigns held now by people who previously held KC9LBN.
- Mayfield, Eugene DINgranted 2017-12-28