Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9CLM callsign genealogy
Currently held by Mansfield, Charles 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 W9CLM's current licensee, walking backwards.
- Mansfield, Charles LILgranted 2000-09-19cancelled 2000-10-17
Successor callsigns
Callsigns held now by people who previously held W9CLM.
No current licensee on record previously held this callsign.