Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4CHF callsign genealogy
Currently held by Smitherman, Melvin T
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 N4CHF's current licensee, walking backwards.
- Smitherman, Melvin TALgranted 2017-04-12cancelled 2019-07-13
Successor callsigns
Callsigns held now by people who previously held N4CHF.
No current licensee on record previously held this callsign.