Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4RTR callsign genealogy
Currently held by Noblett Jr, James R
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 KN4RTR's current licensee, walking backwards.
- Noblett Jr, James RGAgranted 2017-08-17cancelled 2017-09-06
Successor callsigns
Callsigns held now by people who previously held KN4RTR.
- Noblett Jr, James RGAgranted 2017-11-07