Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7RM callsign genealogy
Currently held by Muller, Ralph A
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 WA7RM's current licensee, walking backwards.
- Regier, Robert DWAgranted 2014-08-08cancelled 2014-09-09
Successor callsigns
Callsigns held now by people who previously held WA7RM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA7RM, oldest first.
- Muller, Ralph A WA2002-06-22 → cancelled 2014-06-24
- Regier, Robert D WA2024-07-13 active