Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WS7OTA callsign genealogy
Currently held by East Valley QRP
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 WS7OTA's current licensee, walking backwards.
- KI7FMPcancelledEast Valley QRPAZgranted 2016-06-23cancelled 2016-07-26
Successor callsigns
Callsigns held now by people who previously held WS7OTA.
No current licensee on record previously held this callsign.