Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3LOU callsign genealogy
Currently held by COSCIA, LOUIS
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 K3LOU's current licensee, walking backwards.
- COSCIA, LOUISNYgranted 2012-08-13cancelled 2015-03-10
Successor callsigns
Callsigns held now by people who previously held K3LOU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3LOU, oldest first.
- MARION, LOUIS W FL2001-08-21 → cancelled 2013-08-22
- COSCIA, LOUIS OR2025-04-09 active