Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5MWS callsign genealogy
Currently held by Shearer, Mark W
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 W5MWS's current licensee, walking backwards.
- Shearer, Mark WTXgranted 2005-10-18cancelled 2006-12-19
Successor callsigns
Callsigns held now by people who previously held W5MWS.
No current licensee on record previously held this callsign.