Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K9CCS callsign genealogy
Currently held by HRYNIEWICKI, IRENE M
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 K9CCS's current licensee, walking backwards.
- Crane, Darren JNYgranted 2020-02-06cancelled 2020-02-25
Successor callsigns
Callsigns held now by people who previously held K9CCS.
- Crane, Darren JNYgranted 2024-12-27
All historical holders
Every license row we've seen with the callsign K9CCS, oldest first.
- HRYNIEWICKI, IRENE M WI1995-10-22 → cancelled 2007-10-23
- Crane, Darren J NY2020-02-25 → cancelled 2024-12-27