Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3SLM callsign genealogy
Currently held by MAC FEAT, STEVEN L
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 K3SLM's current licensee, walking backwards.
- MAC FEAT, STEVEN LPAgranted 2014-10-17cancelled 2022-02-05
Successor callsigns
Callsigns held now by people who previously held K3SLM.
No current licensee on record previously held this callsign.