Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KE7LYW callsign genealogy
Currently held by Oberstadt, David H
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 KE7LYW's current licensee, walking backwards.
- Oberstadt, David HWAgranted 2002-08-19cancelled 2007-03-21
Successor callsigns
Callsigns held now by people who previously held KE7LYW.
No current licensee on record previously held this callsign.