Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0GSL callsign genealogy
Currently held by Ludwig, Gary S
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 K0GSL's current licensee, walking backwards.
- Ludwig, Gary SMNgranted 2000-11-28cancelled 2003-02-15
Successor callsigns
Callsigns held now by people who previously held K0GSL.
No current licensee on record previously held this callsign.