Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB7DXN callsign genealogy
Currently held by Kliethermes, Robert M
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 KB7DXN's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KB7DXN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB7DXN, oldest first.
- RAYESKI, ERYN F WA1988-02-16 → cancelled 2000-02-17
- Kliethermes, Robert M ID2017-08-07 active