Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KL0M callsign genealogy
Currently held by Welch, Walter 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 KL0M's current licensee, walking backwards.
- Welch, Walter JAKgranted 2025-04-08cancelled 2025-09-04
Successor callsigns
Callsigns held now by people who previously held KL0M.
No current licensee on record previously held this callsign.