Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9WXX callsign genealogy
Currently held by FOWLER, MARK 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 W9WXX's current licensee, walking backwards.
- FOWLER, MARK LSCgranted 2010-07-29cancelled 2016-04-09
Successor callsigns
Callsigns held now by people who previously held W9WXX.
No current licensee on record previously held this callsign.