Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA9RDF callsign genealogy
Currently held by MID STATE AMATEUR RADIO CLUB
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 WA9RDF's current licensee, walking backwards.
- KB9LOCcancelledMID STATE AMATEUR RADIO CLUBINgranted 1995-09-20cancelled 2000-01-04
Successor callsigns
Callsigns held now by people who previously held WA9RDF.
- W9MIDactiveMID STATE AMATEUR RADIO CLUBINgranted 2019-09-10