Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0SEC callsign genealogy
Currently held by Cunningham, Sharon E
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 K0SEC's current licensee, walking backwards.
- Cunningham, Sharon EMNgranted 2017-11-13cancelled 2019-03-26
Successor callsigns
Callsigns held now by people who previously held K0SEC.
No current licensee on record previously held this callsign.