Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4NR callsign genealogy
Currently held by BRANCH, THOMAS P
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 K4NR's current licensee, walking backwards.
- Lytle, Mark AFLgranted 2017-09-05cancelled 2018-11-24
Successor callsigns
Callsigns held now by people who previously held K4NR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4NR, oldest first.
- BRANCH, THOMAS P TX2006-08-08 → cancelled 2018-11-06
- Lytle, Mark A FL2018-11-24 active