Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB3CMR callsign genealogy
Currently held by Ritchie, Christopher M
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 WB3CMR's current licensee, walking backwards.
- Ritchie, Christopher MPAgranted 2017-12-28cancelled 2021-10-26
Successor callsigns
Callsigns held now by people who previously held WB3CMR.
No current licensee on record previously held this callsign.