Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0LU callsign genealogy
Currently held by KIRSCHEMANN, LEON J
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 K0LU's current licensee, walking backwards.
- KIRSCHEMANN, LEON JNDgranted 1998-01-12cancelled 2000-08-01
Successor callsigns
Callsigns held now by people who previously held K0LU.
No current licensee on record previously held this callsign.