Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SMD callsign genealogy
Currently held by Davis, Sean M
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 K4SMD's current licensee, walking backwards.
- Davis, Sean MFLgranted 2002-06-20cancelled 2011-08-02
Successor callsigns
Callsigns held now by people who previously held K4SMD.
No current licensee on record previously held this callsign.