Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2CSM callsign genealogy
Currently held by Miller, Charles S
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 W2CSM's current licensee, walking backwards.
- Miller, Charles SNYgranted 2010-01-08cancelled 2010-01-26
Successor callsigns
Callsigns held now by people who previously held W2CSM.
No current licensee on record previously held this callsign.