Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ITR callsign genealogy
Currently held by TARPLEY, OSCAR L
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 K5ITR's current licensee, walking backwards.
- LaFollette, Ethan ROKgranted 2021-03-04cancelled 2021-03-30
Successor callsigns
Callsigns held now by people who previously held K5ITR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5ITR, oldest first.
- TARPLEY, OSCAR L TX1997-10-13 → cancelled 2009-10-14
- LaFollette, Ethan R OK2021-03-30 active