Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4LTF callsign genealogy
Currently held by Gufford Jr, Benjamin 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 KK4LTF's current licensee, walking backwards.
- Miller, ShawnFLgranted 2018-05-29cancelled 2019-03-15
Successor callsigns
Callsigns held now by people who previously held KK4LTF.
- Gufford Jr, Benjamin RSCgranted 2022-07-26
All historical holders
Every license row we've seen with the callsign KK4LTF, oldest first.
- Gufford Jr, Benjamin R NC2012-09-25 → cancelled 2012-10-16
- Miller, Shawn FL2019-03-15 active