Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0SAA callsign genealogy
Currently held by Heidemann, Amanda
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 W0SAA's current licensee, walking backwards.
- Heidemann, AmandaMOgranted 2020-09-08cancelled 2020-09-29
Successor callsigns
Callsigns held now by people who previously held W0SAA.
- NT0EEcancelledRochester DX Contest ClubMNgranted 2018-05-12cancelled 2025-04-18
All historical holders
Every license row we've seen with the callsign W0SAA, oldest first.
- Rochester DX Contest Club MN2017-10-24 → cancelled 2018-05-12
- Heidemann, Amanda MO2020-09-29 active