Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4LNH callsign genealogy
Currently held by Duclos, Sean 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 K4LNH's current licensee, walking backwards.
- Duclos, Sean CFLgranted 2021-01-27cancelled 2024-02-16
Successor callsigns
Callsigns held now by people who previously held K4LNH.
No current licensee on record previously held this callsign.