Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK5MM callsign genealogy
Currently held by Dempsey, Benjamin N
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 KK5MM's current licensee, walking backwards.
- Dempsey, Benjamin NALgranted 2020-07-23cancelled 2026-03-17
Successor callsigns
Callsigns held now by people who previously held KK5MM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK5MM, oldest first.
- Dempsey, Nicholas S AL2024-12-07 → cancelled 2026-02-07
- Dempsey, Benjamin N GA2026-03-17 active