Confidence: Medium · Source: FCC ULS · As of 2026-09-15
N5RKO callsign genealogy
Currently held by SPRINGALL, KIMBALL S
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 N5RKO's current licensee, walking backwards.
- SPRINGALL, KIMBALL SUTgranted 2016-06-07cancelled 2016-09-20
Successor callsigns
Callsigns held now by people who previously held N5RKO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5RKO, oldest first.
- ROLLO, GLEN G OK2000-07-08 → cancelled 2012-10-03
- SPRINGALL, KIMBALL S UT2026-06-24 active