Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6KLM callsign genealogy
Currently held by Mangan, Brendan P
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 W6KLM's current licensee, walking backwards.
- Mangan, Brendan PCAgranted 2011-05-05cancelled 2011-06-01
Successor callsigns
Callsigns held now by people who previously held W6KLM.
No current licensee on record previously held this callsign.