Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK4SAL callsign genealogy
Currently held by Peak, Matthew C
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 KK4SAL's current licensee, walking backwards.
- Peak, Matthew CGAgranted 2021-10-12cancelled 2021-10-30
Successor callsigns
Callsigns held now by people who previously held KK4SAL.
- Hensley, Preston ATNgranted 2013-07-16cancelled 2025-07-17
All historical holders
Every license row we've seen with the callsign KK4SAL, oldest first.
- Hensley, Preston A TN2013-06-19 → cancelled 2013-07-16
- Peak, Matthew C GA2021-10-30 active