Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA7CPA callsign genealogy
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 WA7CPA's current licensee, walking backwards.
- Amundson, Robin LWAgranted 2016-12-29cancelled 2017-01-21
Successor callsigns
Callsigns held now by people who previously held WA7CPA.
- BEST, RANDOLPH AAZgranted 2018-11-20
All historical holders
Every license row we've seen with the callsign WA7CPA, oldest first.
- Amundson, Robin L WA2017-01-21 active
- —— → cancelled 1999-02-10