Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4MHG callsign genealogy
Currently held by Green, Martha H
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 K4MHG's current licensee, walking backwards.
- Green, Martha HALgranted 2005-07-13cancelled 2005-08-12
Successor callsigns
Callsigns held now by people who previously held K4MHG.
No current licensee on record previously held this callsign.