Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7MCA callsign genealogy
Currently held by ARNOLD, MICHAEL C
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 W7MCA's current licensee, walking backwards.
- ARNOLD, MICHAEL CCOgranted 2012-10-30cancelled 2013-02-16
Successor callsigns
Callsigns held now by people who previously held W7MCA.
- ARNOLD, MICHAEL CCOgranted 2025-08-26
All historical holders
Every license row we've seen with the callsign W7MCA, oldest first.
- MORRIS, DALE W CO1991-07-23 → cancelled 2003-07-24
- ARNOLD, MICHAEL C CO2023-11-22 → cancelled 2025-08-26