Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC7LON callsign genealogy
Currently held by Ritchie, Lon A
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 KC7LON's current licensee, walking backwards.
- Ritchie, Lon AWAgranted 2004-07-01cancelled 2013-07-09
Successor callsigns
Callsigns held now by people who previously held KC7LON.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC7LON, oldest first.
- GEMSKY, MARIA M OR1995-06-06 → cancelled 2005-05-11
- Ritchie, Lon A WA2023-04-15 active