Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7MR callsign genealogy
Currently held by RITZ, MICHAEL T
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 WA7MR's current licensee, walking backwards.
- REECE, MATTHEW MCOgranted 2020-07-28cancelled 2020-08-28
Successor callsigns
Callsigns held now by people who previously held WA7MR.
- RITZ, MICHAEL TORgranted 2018-05-17
All historical holders
Every license row we've seen with the callsign WA7MR, oldest first.
- RITZ, MICHAEL T OR2007-08-18 → cancelled 2008-08-02
- REECE, MATTHEW M CO2020-08-28 active