Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6MLB callsign genealogy
Currently held by Baldwin, Mark L
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 K6MLB's current licensee, walking backwards.
- Baldwin, Mark LCAgranted 2006-10-13cancelled 2012-07-28
Successor callsigns
Callsigns held now by people who previously held K6MLB.
No current licensee on record previously held this callsign.