Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ML callsign genealogy
Currently held by WARREN, CRAIG D
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 K7ML's current licensee, walking backwards.
- KB7NGBno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K7ML.
No current licensee on record previously held this callsign.