Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB6ABM callsign genealogy
Currently held by Thomas, 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 WB6ABM's current licensee, walking backwards.
- Thomas, Christopher MCAgranted 2002-03-18cancelled 2003-01-11
Successor callsigns
Callsigns held now by people who previously held WB6ABM.
- Thomas, Christopher MVAgranted 2012-01-07cancelled 2020-09-01