Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4CM callsign genealogy
Currently held by MEASELS, DONALD C
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 WD4CM's current licensee, walking backwards.
- MEASELS, DONALD CTNgranted 2013-06-04cancelled 2014-08-12
- WD5JBOno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WD4CM.
No current licensee on record previously held this callsign.