Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9DNR callsign genealogy
Currently held by Chetlan, Carl T
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 K9DNR's current licensee, walking backwards.
- Chetlan, Carl TCAgranted 2015-01-02cancelled 2015-02-28
Successor callsigns
Callsigns held now by people who previously held K9DNR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9DNR, oldest first.
- TLAPA, RICHARD J IN2002-07-10 → cancelled 2014-10-07
- Chetlan, Carl T CA2015-02-28 active