Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K9CKY callsign genealogy
Currently held by Pelfrey, Jason
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 K9CKY's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K9CKY.
- Pelfrey, JasonOHgranted 2024-09-14
All historical holders
Every license row we've seen with the callsign K9CKY, oldest first.
- STREFF, EVELYN L IL1995-10-22 → cancelled 2007-10-23
- Pelfrey, Jason OH2022-06-04 → cancelled 2024-09-14